{"title":"GSC Power Division","description":null,"products":[{"product_id":"gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set","title":"GSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/083JQ0i974k\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eSuperior Sealing for High-Performance Engines\u003c\/h2\u003e\u003cp\u003eEnsure your 4G63T engine maintains optimal oil control with the GSC Power Division Viton Valve Stem Seal Set. These 6.6mm seals are engineered to withstand the extreme temperatures and pressures found in high-boost, performance-built engines. By replacing worn or brittle factory seals, you prevent oil consumption and smoke, keeping your combustion chamber clean and efficient.\u003c\/p\u003e\u003ch3\u003eKey Features and Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-grade Viton for superior heat resistance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Perfectly sized for 6.6mm valve stems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Engineered to resist degradation under high-RPM conditions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Fit:\u003c\/strong\u003e Designed specifically for Mitsubishi 4G63T and DSM platforms\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhether you are rebuilding your Evo 1-9 or refreshing your DSM cylinder head, these valve stem seals are a critical component for long-term reliability. GSC Power Division is a leader in valvetrain technology, and these seals provide the peace of mind needed for both street and track applications. Compatible with a wide range of Mitsubishi, Eagle, and Plymouth models, this set is the professional choice for your next engine build. Discover the difference in quality with components from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1998\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEagle\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTalon\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTSi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1994\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGSX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1996-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSpyder GST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1991-1992\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGalant\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eVR-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution RS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution SE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1994\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePlymouth\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLaser\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-evo-x-4b11t-valve-stem-seal-set-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Stem Seal Set 16pc — Fits 2006-2015 Mitsubishi Evo X\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Viton Valve Stem Seal Set 6.6mm \\u2014 Fits 4G63T DSM Evo\",\"description\":\"Maintain peak engine performance with GSC Power Division Viton valve stem seals. Designed for 4G63T engines. Order your high-temp seal set at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1002\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\",\"offers\":{\"@type\":\"Offer\",\"price\":\"14.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\",\"sku\":\"GSC1002\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Viton Valve Stem Seal Set 6.6mm \\u2014 Fits 4G63T DSM Evo\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Viton Valve Stem Seal Set 6.6mm \\u2014 Fits 4G63T DSM Evo fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Viton Valve Stem Seal Set 6.6mm \\u2014 Fits 4G63T DSM Evo?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450498785364,"sku":"GSC1002","price":21.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/657f174f92cf664ada304992fdd2e610.jpg?v=1721614787"},{"product_id":"gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32","title":"GSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/2-pJ0X5H0EY\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eHigh-Strength Valvetrain Security\u003c\/h2\u003e\u003cp\u003eWhen building a high-performance 4G63T engine, every component matters. The GSC Power Division Valve Keeper Set provides the security and precision required for high-RPM operation. This 32-piece set is designed to lock your valves firmly in place, ensuring that your valvetrain remains stable even under the most demanding conditions. Whether you are running aftermarket cams or high-lift springs, these keepers are essential for preventing valve drop and catastrophic engine failure.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Mitsubishi 4G63T \/ DSM Engines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e Complete 32-piece set\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign:\u003c\/strong\u003e Precision-machined for a perfect lock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliability:\u003c\/strong\u003e Engineered for high-stress racing environments\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThese valve keepers are the standard for builders who refuse to compromise on quality. By providing a secure fitment, they allow your valvetrain to operate smoothly and reliably, maximizing the potential of your engine's power band. Compatible with a wide array of Mitsubishi, Eagle, and Plymouth vehicles, this set is an essential addition to any cylinder head overhaul. Ensure your engine is built to last with high-quality valvetrain components from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1998\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEagle\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTalon\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTSi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1994\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGSX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1996-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSpyder GST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1991-1992\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGalant\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eVR-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution RS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution SE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1994\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePlymouth\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLaser\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-evo-x-4b11t-valve-stem-seal-set-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Stem Seal Set 16pc — Fits 2006-2015 Mitsubishi Evo X\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Valve Keeper Set 32-Piece \\u2014 Fits 4G63T DSM Evo\",\"description\":\"Secure your valvetrain with GSC Power Division valve keepers. High-strength 32-piece set for 4G63T engines. Upgrade your performance at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1003\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\",\"offers\":{\"@type\":\"Offer\",\"price\":\"32.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\",\"sku\":\"GSC1003\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Valve Keeper Set 32-Piece \\u2014 Fits 4G63T DSM Evo\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Valve Keeper Set 32-Piece \\u2014 Fits 4G63T DSM Evo fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Valve Keeper Set 32-Piece \\u2014 Fits 4G63T DSM Evo?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450498818132,"sku":"GSC1003","price":34.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/08e70a27aa77cd0f351dc3ed31a34034.jpg?v=1721614789"},{"product_id":"gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16","title":"GSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/xsuDuHA8f2g\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003ePrecision Cylinder Head Restoration\u003c\/h2\u003e\u003cp\u003eMaintain the integrity of your cylinder head with the GSC Power Division Valve Seat Set. These OEM replacement valve seats are designed to restore the seal between your valves and the head, ensuring optimal compression and efficient combustion in your 4G63T engine. Over time, factory seats can wear, leading to power loss and potential engine damage; this 16-piece set provides the perfect solution for a professional-grade rebuild.\u003c\/p\u003e\u003ch3\u003eWhy Choose GSC Valve Seats?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Quality:\u003c\/strong\u003e Matches factory specifications for a perfect fit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Constructed from high-quality materials to resist heat and wear\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance:\u003c\/strong\u003e Ensures a tight seal for maximum compression\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Set:\u003c\/strong\u003e Includes 16 pieces for a full cylinder head refresh\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhether you are performing a routine maintenance overhaul or a full performance build, these valve seats are a critical component for longevity. GSC Power Division is trusted by tuners and engine builders worldwide for their commitment to quality and precision. Compatible with various Mitsubishi, Eagle, and Plymouth models, this set is the ideal choice for those looking to bring their engine back to factory-fresh performance. Trust your engine's health to the experts at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1998\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEagle\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTalon\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTSi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1994\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGSX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1996-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSpyder GST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1991-1992\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGalant\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eVR-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution RS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution SE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1994\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePlymouth\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLaser\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-evo-x-4b11t-valve-stem-seal-set-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Stem Seal Set 16pc — Fits 2006-2015 Mitsubishi Evo X\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division OEM Replacement Valve Seat Set 16-Piece \\u2014 Fits 4G63T\",\"description\":\"Restore your cylinder head with GSC Power Division OEM replacement valve seats. Durable 16-piece set for 4G63T engines. 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Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division OEM Replacement Valve Seat Set 16-Piece \\u2014 Fits 4G63T?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. 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At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/xsuDuHA8f2g\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eRestore Your Subaru EJ Engine Performance\u003c\/h2\u003e\u003cp\u003eKeep your Subaru EJ205, EJ207, or EJ257 engine running at its peak with the GSC Power Division Valve Seat Set. These OEM replacement valve seats are engineered to provide a perfect seal, which is essential for maintaining compression and preventing power loss in turbocharged Subaru applications. If you are rebuilding your cylinder heads, replacing the valve seats is a vital step to ensure long-term reliability and consistent performance.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Compatibility:\u003c\/strong\u003e Specifically designed for EJ205, EJ207, and EJ257 engines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Engineering:\u003c\/strong\u003e Meets or exceeds OEM standards for fitment and function\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Resistance:\u003c\/strong\u003e Built to withstand the high temperatures of turbocharged Subaru engines\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliable Performance:\u003c\/strong\u003e Ensures consistent valve seating for improved combustion efficiency\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eGSC Power Division is renowned for its high-quality valvetrain components, and these valve seats are no exception. They are the preferred choice for enthusiasts looking to maintain the power and reliability of their WRX, STI, or other EJ-powered vehicles. From the Saab 9-2X Aero to the iconic Impreza WRX STI, these seats provide the durability needed for both daily driving and spirited performance. When it comes to engine internals, don't settle for anything less than the best. Upgrade your Subaru today with parts from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSaab\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e9-2X\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAero\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2001\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2004\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eOutback\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2004\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2004-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX TR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2011\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.5i\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2009-2010\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.5 GT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2009-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI Special Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010-2011\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.5i Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2011-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePremium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSport Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSport Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-evo-x-4b11t-valve-stem-seal-set-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Stem Seal Set 16pc — Fits 2006-2015 Mitsubishi Evo X\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Valve Seat Set OEM Replacement \\u2014 Fits Subaru EJ205 EJ257\",\"description\":\"Refresh your Subaru EJ engine with GSC Power Division OEM replacement valve seats. High-quality set for EJ205\/EJ257. Buy at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1005\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\",\"offers\":{\"@type\":\"Offer\",\"price\":\"22.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\",\"sku\":\"GSC1005\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Valve Seat Set OEM Replacement \\u2014 Fits Subaru EJ205 EJ257\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Valve Seat Set OEM Replacement \\u2014 Fits Subaru EJ205 EJ257 fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Valve Seat Set OEM Replacement \\u2014 Fits Subaru EJ205 EJ257?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450498883668,"sku":"GSC1005","price":23.77,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/d89b338c112db23e98d324b636d38182L_711668f0-9ce3-4ed3-8151-43abf7b1ffe4.jpg?v=1743134457"},{"product_id":"gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32","title":"GSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003ePrecision Valve Train Components\u003c\/h2\u003e\u003cp\u003eEnsure your Subaru's valve train is secure under high-RPM conditions with the GSC Power Division Valve Keeper Set. Designed specifically for the Subaru EJ series engines, this 32-piece set provides the reliability needed for built engines, whether you are running a stock turbo or a high-boost aftermarket setup.\u003c\/p\u003e\u003ch3\u003eCompatibility and Performance:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Fitment:\u003c\/strong\u003e Compatible with Subaru EJ205, EJ207, EJ257, EJ257B, and SOHC EJ engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e Complete set of 32 keepers, sufficient for a full cylinder head rebuild.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Manufactured to strict tolerances to ensure a perfect fit with your valve retainers and stems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-RPM Stability:\u003c\/strong\u003e Prevents valve float and keeper failure during aggressive driving or track sessions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhen upgrading your valve springs or camshafts, it is essential to use high-quality valve keepers to maintain the integrity of your valve train. GSC Power Division is a leader in Subaru performance, and these keepers are no exception, offering peace of mind for your engine build. These components are designed to withstand the increased pressures and temperatures associated with performance tuning. Enhance your Subaru's reliability with premium parts from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-evo-x-4b11t-valve-stem-seal-set-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Stem Seal Set 16pc — Fits 2006-2015 Mitsubishi Evo X\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Valve Keeper Set 32pc \\u2014 Fits Subaru EJ205 EJ257\",\"description\":\"Upgrade your Subaru EJ engine with GSC Power Division valve keepers. High-strength 32-piece set for EJ205, EJ207, and EJ257. Shop online at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1006\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\",\"offers\":{\"@type\":\"Offer\",\"price\":\"32.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\",\"sku\":\"GSC1006\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Valve Keeper Set 32pc \\u2014 Fits Subaru EJ205 EJ257\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Valve Keeper Set 32pc \\u2014 Fits Subaru EJ205 EJ257 fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Valve Keeper Set 32pc \\u2014 Fits Subaru EJ205 EJ257?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450498949204,"sku":"GSC1006","price":34.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/0762836062db8ff3bf8213e3367a3de4.jpg?v=1721614793"},{"product_id":"gsc-p-d-mitsubishi-evo-x-4b11t-valve-stem-seal-set-set-of-16","title":"GSC Power Division Valve Stem Seal Set 16pc — Fits 2006-2015 Mitsubishi Evo X","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eRestore Engine Efficiency\u003c\/h2\u003e\u003cp\u003eIf you are experiencing oil consumption or blue smoke from your exhaust, it may be time to replace your valve stem seals. The GSC Power Division Valve Stem Seal Set for the Mitsubishi 4B11T engine is designed to provide a superior seal, preventing oil from entering the combustion chamber and ensuring your engine runs at peak efficiency.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Fitment:\u003c\/strong\u003e Designed for the Mitsubishi 4B11T engine (Evo X).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e Set of 16 seals, covering all intake and exhaust valves.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-temperature Viton construction for long-lasting performance under boost.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Fits 2006-2015 Mitsubishi Lancer Evolution and Ralliart models.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThese seals are a critical component of any cylinder head refresh or engine build. By maintaining a tight seal around the valve stems, you reduce oil burning and carbon buildup on your valves, which can lead to power loss over time. GSC Power Division utilizes advanced materials to ensure these seals remain flexible and effective even under the intense heat cycles of a turbocharged engine. Whether you are performing a routine maintenance job or a full engine overhaul, these seals are the perfect choice for your Mitsubishi. Find all your essential engine seals and gaskets at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution MR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution RS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution SE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2009-2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRalliart\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010-2011\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRalliart Sportback\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Valve Stem Seal Set 16pc \\u2014 Fits 2006-2015 Mitsubishi Evo X\",\"description\":\"Replace your worn valve stem seals with GSC Power Division's high-quality set for Mitsubishi Evo X 4B11T. Improve engine efficiency. Order from GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1010\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-evo-x-4b11t-valve-stem-seal-set-set-of-16\",\"offers\":{\"@type\":\"Offer\",\"price\":\"58.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-evo-x-4b11t-valve-stem-seal-set-set-of-16\",\"sku\":\"GSC1010\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Valve Stem Seal Set 16pc \\u2014 Fits 2006-2015 Mitsubishi Evo X\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-evo-x-4b11t-valve-stem-seal-set-set-of-16\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Valve Stem Seal Set 16pc \\u2014 Fits 2006-2015 Mitsubishi Evo X fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Valve Stem Seal Set 16pc \\u2014 Fits 2006-2015 Mitsubishi Evo X?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450498981972,"sku":"GSC1010","price":62.38,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/GSCP-DMitsubishiEvo.webp?v=1754330703"},{"product_id":"gsc-p-d-subaru-ej-series-viton-6mm-valve-stem-seal-set","title":"GSC Power Division Viton 6mm Valve Stem Seal Set — Fits Subaru EJ Series","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/083JQ0i974k\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003ePremium Sealing for Subaru EJ Engines\u003c\/h2\u003e\u003cp\u003eMaintain optimal engine health with the GSC Power Division Viton 6mm Valve Stem Seal Set. Specifically engineered for the Subaru EJ series engines, these seals provide excellent heat resistance and durability compared to factory rubber seals. They are an essential upgrade for any high-performance build or engine refresh.\u003c\/p\u003e\u003ch3\u003eWhy Choose GSC Viton Seals?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-grade Viton material resists hardening and cracking under extreme heat.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Perfectly sized for 6mm valve stems found in Subaru EJ20 and EJ25 engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Wide compatibility including WRX, STI, Impreza, and Saab 9-2X Aero.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance:\u003c\/strong\u003e Prevents oil leakage into the combustion chamber, reducing oil consumption and exhaust smoke.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe valve stem seals are often overlooked during engine builds, but they play a vital role in keeping your engine clean and efficient. As your Subaru ages, the original seals can become brittle, leading to oil blow-by. By installing these premium GSC Viton seals, you ensure that your valve train remains properly lubricated while keeping oil out of the cylinder. This set is compatible with a wide range of Subaru models from 1999 through 2015, making it a versatile solution for many enthusiasts. Upgrade your engine's reliability today with quality components from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSaab\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e9-2X\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAero\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2001\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2004\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eOutback\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2004\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2004-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX TR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2011\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.5i\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2009-2010\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.5 GT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2009-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI Special Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010-2011\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.5i Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2011-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePremium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSport Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSport Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Viton 6mm Valve Stem Seal Set \\u2014 Fits Subaru EJ Series\",\"description\":\"Upgrade to high-performance Viton valve stem seals for your Subaru EJ engine. Designed for 6mm stems, ensuring a perfect seal. Shop at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1022\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej-series-viton-6mm-valve-stem-seal-set\",\"offers\":{\"@type\":\"Offer\",\"price\":\"14.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej-series-viton-6mm-valve-stem-seal-set\",\"sku\":\"GSC1022\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Viton 6mm Valve Stem Seal Set \\u2014 Fits Subaru EJ Series\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej-series-viton-6mm-valve-stem-seal-set\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Viton 6mm Valve Stem Seal Set \\u2014 Fits Subaru EJ Series fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Viton 6mm Valve Stem Seal Set \\u2014 Fits Subaru EJ Series?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450499014740,"sku":"GSC1022","price":18.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/657f174f92cf664ada304992fdd2e610_41e5f652-c39b-44ce-b75e-f05e8c67a95e.jpg?v=1721614795"},{"product_id":"gsc-p-d-subaru-fa20-viton-6mm-valve-stem-seal-set","title":"GSC Power Division Viton 6mm Valve Stem Seal Set — Fits Subaru FA20","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/083JQ0i974k\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eEnhanced Sealing for FA20 Engines\u003c\/h2\u003e\u003cp\u003eUpgrade your Subaru FA20 engine's valve train with the GSC Power Division Viton 6mm Valve Stem Seal Set. Engineered for modern direct-injection engines, these seals offer superior temperature resistance and sealing capabilities. Whether you are performing a cylinder head porting job or a routine valve service, these seals provide the reliability your engine demands.\u003c\/p\u003e\u003ch3\u003eKey Benefits:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Viton Material:\u003c\/strong\u003e Offers superior resistance to heat and chemical degradation compared to OEM seals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Fit:\u003c\/strong\u003e Designed specifically for the 6mm valve stems of the Subaru FA20 platform.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Longevity:\u003c\/strong\u003e Helps prevent oil consumption and maintains clean combustion chamber conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliability:\u003c\/strong\u003e Ideal for both daily drivers and high-performance track vehicles.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe FA20 engine is a high-performance platform that benefits significantly from high-quality components. These valve stem seals are designed to withstand the rigors of high-boost or high-RPM operation, ensuring that your engine maintains consistent performance over time. By preventing oil from leaking past the valve guides, you protect your engine from carbon buildup and potential knock issues. GSC Power Division is a trusted name in the industry, and these seals are a testament to their commitment to quality and performance engineering. Keep your Subaru running strong and efficient with these premium seals from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Viton 6mm Valve Stem Seal Set \\u2014 Fits Subaru FA20\",\"description\":\"Ensure a perfect seal for your Subaru FA20 engine with GSC Power Division Viton valve stem seals. High heat resistance. Buy now at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1023\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-fa20-viton-6mm-valve-stem-seal-set\",\"offers\":{\"@type\":\"Offer\",\"price\":\"14.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-fa20-viton-6mm-valve-stem-seal-set\",\"sku\":\"GSC1023\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Viton 6mm Valve Stem Seal Set \\u2014 Fits Subaru FA20\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-fa20-viton-6mm-valve-stem-seal-set\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Viton 6mm Valve Stem Seal Set \\u2014 Fits Subaru FA20 fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Viton 6mm Valve Stem Seal Set \\u2014 Fits Subaru FA20?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450499080276,"sku":"GSC1023","price":21.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/54af33669f79a37e8956d9b25ef3dbff.jpg?v=1721614799"},{"product_id":"gsc-p-d-toyota-2jz-viton-6mm-valve-seal-kit-set-of-12","title":"GSC Power Division Toyota 2JZ Viton 6mm Valve Seal Kit — Set of 12","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/083JQ0i974k\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eGSC Power Division Toyota 2JZ 6mm Valve Seal Kit\u003c\/h2\u003e\u003cp\u003eEnsure your engine maintains optimal oil control and performance with the GSC Power Division Viton Valve Seal Kit. Designed specifically for the iconic Toyota 2JZ platform, these 6mm seals are engineered to withstand the extreme temperatures and high-RPM conditions associated with performance builds. Unlike standard factory seals, the premium Viton construction offers superior heat resistance and longevity, preventing oil consumption and smoke under boost.\u003c\/p\u003e\u003ch3\u003eKey Features and Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Viton Material:\u003c\/strong\u003e High-grade synthetic rubber designed for maximum durability in high-heat environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecise Fitment:\u003c\/strong\u003e Engineered to 6mm specifications for a perfect seal on 2JZ valve stems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Set:\u003c\/strong\u003e Includes 12 high-quality seals to cover your entire cylinder head requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance Reliability:\u003c\/strong\u003e Reduces oil blow-by, ensuring your combustion chamber stays clean for consistent power delivery.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhether you are performing a routine cylinder head refresh or a full engine rebuild, these valve seals are a critical component for maintaining the integrity of your valvetrain. Trust GSC Power Division to provide the precision engineering your Toyota engine demands. Upgrade your valvetrain reliability today with this essential component from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Toyota 2JZ Viton 6mm Valve Seal Kit \\u2014 Set of 12\",\"description\":\"Upgrade your Toyota 2JZ engine with GSC Power Division 6mm Viton valve seals. High-heat resistance for peak performance. Shop the 12-piece set at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1028\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-2jz-viton-6mm-valve-seal-kit-set-of-12\",\"offers\":{\"@type\":\"Offer\",\"price\":\"10.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-2jz-viton-6mm-valve-seal-kit-set-of-12\",\"sku\":\"GSC1028\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Toyota 2JZ Viton 6mm Valve Seal Kit \\u2014 Set of 12\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-2jz-viton-6mm-valve-seal-kit-set-of-12\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Toyota 2JZ Viton 6mm Valve Seal Kit \\u2014 Set of 12 fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Toyota 2JZ Viton 6mm Valve Seal Kit \\u2014 Set of 12?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450499145812,"sku":"GSC1028","price":14.88,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/c9d25507ddfd08d47eae445d582de309.jpg?v=1721614801"},{"product_id":"gsc-p-d-toyota-2jz-viton-6-6mm-exhaust-valve-guide-seal-kit-set-of-12","title":"GSC Power Division Toyota 2JZ Viton 6.6mm Exhaust Valve Guide Seal Kit — Set of 12","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/083JQ0i974k\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eGSC Power Division Toyota 2JZ 6.6mm Exhaust Valve Seal Kit\u003c\/h2\u003e\u003cp\u003eMaintain the health of your Toyota 2JZ engine with the GSC Power Division 6.6mm Exhaust Valve Guide Seal Kit. When building a high-performance engine, the exhaust side faces significantly higher thermal stress than the intake. These Viton seals are specifically formulated to handle those intense exhaust gas temperatures, preventing oil leakage into the combustion chamber and keeping your engine running at its peak.\u003c\/p\u003e\u003ch3\u003eWhy Choose GSC Viton Seals?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Temperature Resilience:\u003c\/strong\u003e Viton material remains flexible and effective even under extreme exhaust heat.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExact 6.6mm Specification:\u003c\/strong\u003e Designed specifically for the exhaust valve guides on 2JZ cylinder heads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved Durability:\u003c\/strong\u003e Resists hardening and cracking, providing a longer service life than OEM alternatives.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEssential for Rebuilds:\u003c\/strong\u003e A must-have during any head work or camshaft upgrade to ensure optimal oil management.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eDon't let worn valve seals compromise your engine's performance or cause excessive oil consumption. By upgrading to GSC Power Division’s specialized exhaust seals, you are investing in the longevity and reliability of your valvetrain. These seals are the preferred choice for tuners and engine builders who demand the best for their Toyota 2JZ builds. Find all your essential engine components at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Toyota 2JZ Viton 6.6mm Exhaust Valve Guide Seal Kit \\u2014 Set of 12\",\"description\":\"Replace worn exhaust seals with GSC Power Division 6.6mm Viton seals for Toyota 2JZ. Superior heat resistance. Order your 12-piece set from GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1029\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-2jz-viton-6-6mm-exhaust-valve-guide-seal-kit-set-of-12\",\"offers\":{\"@type\":\"Offer\",\"price\":\"10.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-2jz-viton-6-6mm-exhaust-valve-guide-seal-kit-set-of-12\",\"sku\":\"GSC1029\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Exhaust\",\"item\":\"https:\/\/ggcracing.com\/collections\/exhaust\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Toyota 2JZ Viton 6.6mm Exhaust Valve Guide Seal Kit \\u2014 Set of 12\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-2jz-viton-6-6mm-exhaust-valve-guide-seal-kit-set-of-12\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Toyota 2JZ Viton 6.6mm Exhaust Valve Guide Seal Kit \\u2014 Set of  fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Toyota 2JZ Viton 6.6mm Exhaust Valve Guide Seal Kit \\u2014 Set of ?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cat-back exhausts are bolt-on with basic hand tools \\u2014 most installs take 1-2 hours. No welding required.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450499768404,"sku":"GSC1029","price":15.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/54af33669f79a37e8956d9b25ef3dbff_470eb447-d11d-4efe-b731-1e8cc401506f.jpg?v=1721614803"},{"product_id":"gsc-p-d-toyota-2jz-viton-6mm-valve-stem-seal-set","title":"GSC Power Division Toyota 2JZ Viton 6mm Valve Stem Seal Set — Fits Lexus \u0026 Toyota","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/083JQ0i974k\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eGSC Power Division Toyota 2JZ 6mm Valve Stem Seal Set\u003c\/h2\u003e\u003cp\u003eUpgrade your valvetrain with the GSC Power Division 6mm Viton Valve Stem Seal Set, the gold standard for Toyota 2JZ engine reliability. Whether you are driving a classic Toyota Supra or a Lexus IS300, these seals provide the ultimate protection against oil consumption and valve stem wear. Crafted from premium Viton material, these seals are designed to withstand the rigors of high-boost applications and daily driving alike.\u003c\/p\u003e\u003ch3\u003eVehicle Compatibility\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eToyota Supra:\u003c\/strong\u003e 1993-1998 (Base \u0026amp; Twin Turbo)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLexus IS300:\u003c\/strong\u003e 2001-2005\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLexus GS300:\u003c\/strong\u003e 1993-2005\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLexus SC300:\u003c\/strong\u003e 1992-2000\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003ePerformance Advantages\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuperior Sealing:\u003c\/strong\u003e Advanced Viton rubber ensures a tight, consistent seal around the valve stem.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Resistance:\u003c\/strong\u003e Withstands higher operating temperatures than standard rubber seals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrevent Oil Burning:\u003c\/strong\u003e Effectively stops oil from entering the combustion chamber through the valve guides.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOEM Replacement:\u003c\/strong\u003e Direct fit for 2JZ engines, making installation straightforward for professional builders and DIY enthusiasts.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhen you are pushing your 2JZ engine to its limits, you need components that won't fail under pressure. GSC Power Division is world-renowned for their valvetrain expertise, and this seal set is no exception. Protect your engine investment and ensure clean, efficient combustion by replacing your old, brittle seals with these high-performance units from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1993-2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLexus\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGS300\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2001-2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLexus\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eIS300\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLexus\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eIS300\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSportcross\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1992-2000\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLexus\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSC300\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1993-1998\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eToyota\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSupra\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1993-1998\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eToyota\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSupra\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTwin Turbo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Toyota 2JZ Viton 6mm Valve Stem Seal Set \\u2014 Fits Lexus \u0026 Toyota\",\"description\":\"Upgrade to GSC Power Division 6mm Viton valve stem seals for your Toyota 2JZ. Fits Supra, IS300, GS300, and SC300. Shop high-quality seals at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1030\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-2jz-viton-6mm-valve-stem-seal-set\",\"offers\":{\"@type\":\"Offer\",\"price\":\"21.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-2jz-viton-6mm-valve-stem-seal-set\",\"sku\":\"GSC1030\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Toyota 2JZ Viton 6mm Valve Stem Seal Set \\u2014 Fits Lexus \u0026 Toyota\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-2jz-viton-6mm-valve-stem-seal-set\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Toyota 2JZ Viton 6mm Valve Stem Seal Set \\u2014 Fits Lexus \u0026 Toyot fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Toyota 2JZ Viton 6mm Valve Stem Seal Set \\u2014 Fits Lexus \u0026 Toyot?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450499801172,"sku":"GSC1030","price":25.89,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/772f5fe82a51cdfa5fb58da3d80fef80.jpg?v=1721614806"},{"product_id":"gsc-p-d-toyota-mr-2-3sgte-viton-6mm-valve-stem-seal-set","title":"GSC Power Division Toyota 3SGTE Viton 6mm Valve Stem Seal Set — Fits MR2 \u0026 Celica","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eGSC Power Division Toyota 3SGTE 6mm Valve Stem Seal Set\u003c\/h2\u003e\u003cp\u003eEnhance the performance and longevity of your Toyota 3SGTE engine with the GSC Power Division 6mm Viton Valve Stem Seal Set. Designed specifically for the high-performance demands of the MR2 Turbo and Celica All-Trac platforms, these seals are a critical upgrade for any engine rebuild. By replacing your aging valve seals, you prevent oil from leaking into the combustion chamber, which helps reduce carbon buildup and maintains proper engine compression.\u003c\/p\u003e\u003ch3\u003eFitment Guide\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eToyota MR2 Turbo:\u003c\/strong\u003e 1991-1995\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eToyota Celica All-Trac:\u003c\/strong\u003e 1988-1993\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy Choose GSC Viton Seals?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Performance Material:\u003c\/strong\u003e Viton construction offers excellent resistance to heat and chemical degradation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Engineering:\u003c\/strong\u003e Specifically sized at 6mm to provide a perfect fit for 3SGTE valve stems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil Control:\u003c\/strong\u003e Significantly reduces oil consumption and blue smoke at high RPMs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Engineered to last longer than stock seals, even under aggressive driving conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe 3SGTE is a legendary engine, but it requires high-quality components to stay reliable. GSC Power Division provides the precision and quality that enthusiasts trust. Whether you are restoring a classic Celica or building a track-ready MR2, these valve stem seals are an essential part of your maintenance routine. Keep your engine running smooth and strong with premium parts from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1988-1992\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eToyota\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCelica\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAll Trac\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1993\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eToyota\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCelica\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGTS All Trac\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1991-1995\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eToyota\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMR2\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTurbo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Toyota 3SGTE Viton 6mm Valve Stem Seal Set \\u2014 Fits MR2 \u0026 Celica\",\"description\":\"Upgrade your 3SGTE engine with GSC Power Division 6mm Viton valve stem seals. Perfect fit for Toyota MR2 Turbo and Celica All-Trac. Buy now at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1031\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-mr-2-3sgte-viton-6mm-valve-stem-seal-set\",\"offers\":{\"@type\":\"Offer\",\"price\":\"14.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-mr-2-3sgte-viton-6mm-valve-stem-seal-set\",\"sku\":\"GSC1031\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Toyota 3SGTE Viton 6mm Valve Stem Seal Set \\u2014 Fits MR2 \u0026 Celica\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-mr-2-3sgte-viton-6mm-valve-stem-seal-set\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Toyota 3SGTE Viton 6mm Valve Stem Seal Set \\u2014 Fits MR2 \u0026 Celic fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Toyota 3SGTE Viton 6mm Valve Stem Seal Set \\u2014 Fits MR2 \u0026 Celic?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450499833940,"sku":"GSC1031","price":18.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/657f174f92cf664ada304992fdd2e610_6c8b1665-12e2-4de8-ad56-80cecb571df5.jpg?v=1721614808"},{"product_id":"gsc-p-d-honda-b-k-h-series-viton-5-5mm-valve-stem-seal-set-of-8","title":"GSC Power Division B\/K\/H Series 5.5mm Viton Valve Stem Seal Set","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eHigh-Performance Viton Valve Stem Seals\u003c\/h2\u003e\u003cp\u003eEnsure your engine's longevity and performance with the GSC Power Division 5.5mm Valve Stem Seal Set. Engineered specifically for Honda B-Series, K-Series, and H-Series cylinder heads, these seals are essential for high-RPM applications and forced induction builds. Constructed from premium Viton material, these seals offer superior heat resistance and elasticity compared to standard OEM rubber alternatives, effectively preventing oil consumption and smoke under extreme operating conditions.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications \u0026amp; Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-grade Viton for maximum thermal stability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e Precision 5.5mm stem diameter compatibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e Set of 8 seals for targeted maintenance or partial head builds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Resistant to hardening and cracking in high-temperature environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance:\u003c\/strong\u003e Maintains tight tolerances to ensure proper valve guide lubrication without excess oil bypass.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhether you are refreshing your daily driver or building a track-ready machine, these valve seals provide the reliability required for high-output Honda engines. By maintaining a perfect seal around the valve stem, you protect your combustion chamber from oil contamination, ensuring consistent power delivery and cleaner emissions. Trust the engineering excellence of GSC Power Division to keep your valvetrain operating at peak efficiency. Find all your essential engine components at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division B\/K\/H Series 5.5mm Viton Valve Stem Seal Set \\u2014 Fits Honda Acura Performance Engines\",\"description\":\"Upgrade your Honda B\/K\/H series engine with GSC Power Division 5.5mm Viton valve stem seals. High-temp durability for performance builds. Shop GGCRACING now.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1038\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-honda-b-k-h-series-viton-5-5mm-valve-stem-seal-set-of-8\",\"offers\":{\"@type\":\"Offer\",\"price\":\"7.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-honda-b-k-h-series-viton-5-5mm-valve-stem-seal-set-of-8\",\"sku\":\"GSC1038\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division B\/K\/H Series 5.5mm Viton Valve Stem Seal Set \\u2014 Fits Honda Acura Performance Engines\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-honda-b-k-h-series-viton-5-5mm-valve-stem-seal-set-of-8\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division B\/K\/H Series 5.5mm Viton Valve Stem Seal Set \\u2014 Fits Honda Acu fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division B\/K\/H Series 5.5mm Viton Valve Stem Seal Set \\u2014 Fits Honda Acu?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450499899476,"sku":"GSC1038","price":11.33,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/6902fac124d57a43f2fb1d651d241ffa.jpg?v=1721614810"},{"product_id":"gsc-p-d-honda-b-k-h-viton-6mm-exhaust-valve-stem-seal-set","title":"GSC Power Division B\/K\/H Series 6mm Viton Exhaust Valve Stem Seal Set","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003ePremium 6mm Viton Exhaust Valve Seals\u003c\/h2\u003e\u003cp\u003eUpgrade your valvetrain with the GSC Power Division 6mm Exhaust Valve Stem Seal Set, designed for high-performance Honda B, K, and H-Series engines. Exhaust valves operate in some of the most punishing thermal environments within an internal combustion engine. These Viton-constructed seals are specifically formulated to withstand the intense heat transferred through the exhaust valve stem, preventing premature failure and oil leakage that can lead to carbon buildup and power loss.\u003c\/p\u003e\u003ch3\u003eWhy Choose Viton Seals?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Resilience:\u003c\/strong\u003e Viton maintains its sealing properties at temperatures where standard rubber seals fail.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Fitment:\u003c\/strong\u003e Designed for 6mm valve stems to ensure a perfect, leak-free seal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLongevity:\u003c\/strong\u003e Significantly reduces the risk of oil burning through the exhaust guides.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Optimized for a wide range of Honda and Acura performance cylinder heads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliability:\u003c\/strong\u003e Essential for high-boost or high-compression engine builds.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eReplacing your valve stem seals is a critical step during any cylinder head service or performance camshaft installation. By choosing GSC Power Division, you are investing in components that prioritize durability and consistent performance. These seals help maintain the integrity of your exhaust system and ensure that your engine runs cleanly and efficiently under load. Whether you are a weekend warrior or a professional engine builder, these seals provide the peace of mind needed for high-performance driving. Elevate your build with quality parts from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division B\/K\/H Series 6mm Viton Exhaust Valve Stem Seal Set \\u2014 Fits Honda Acura Engines\",\"description\":\"Replace worn seals with GSC Power Division 6mm Viton exhaust valve stem seals for Honda B\/K\/H series. Superior heat resistance. Order at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1039\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-honda-b-k-h-viton-6mm-exhaust-valve-stem-seal-set\",\"offers\":{\"@type\":\"Offer\",\"price\":\"7.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-honda-b-k-h-viton-6mm-exhaust-valve-stem-seal-set\",\"sku\":\"GSC1039\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Exhaust\",\"item\":\"https:\/\/ggcracing.com\/collections\/exhaust\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division B\/K\/H Series 6mm Viton Exhaust Valve Stem Seal Set \\u2014 Fits Honda Acura Engines\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-honda-b-k-h-viton-6mm-exhaust-valve-stem-seal-set\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division B\/K\/H Series 6mm Viton Exhaust Valve Stem Seal Set \\u2014 Fits Hon fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division B\/K\/H Series 6mm Viton Exhaust Valve Stem Seal Set \\u2014 Fits Hon?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cat-back exhausts are bolt-on with basic hand tools \\u2014 most installs take 1-2 hours. No welding required.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450499932244,"sku":"GSC1039","price":11.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/91a31ba51d92ba14b3701d7a8f13ed27.jpg?v=1721614813"},{"product_id":"gsc-p-d-honda-b-k-h-series-viton-5-5mm-valve-stem-seal-set-of-16","title":"GSC Power Division B\/K\/H Series 5.5mm Viton Valve Stem Seal Set (16) — Fits Honda Acura 1990-2015","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eComplete 16-Piece Valve Stem Seal Kit\u003c\/h2\u003e\u003cp\u003eRestore your engine's health with the GSC Power Division 5.5mm Viton Valve Stem Seal Set, featuring a complete 16-piece kit for full cylinder head coverage. Designed for a vast range of Honda and Acura engines, including the legendary B-Series, K-Series, and H-Series platforms, these seals are the gold standard for performance enthusiasts. Viton material provides exceptional resistance to the high-heat environment of the cylinder head, ensuring your engine stays sealed and lubricated exactly where it needs to be.\u003c\/p\u003e\u003ch3\u003eKey Features and Fitment\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull Set:\u003c\/strong\u003e Includes 16 seals, perfect for a complete head rebuild or performance upgrade.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Material:\u003c\/strong\u003e High-temp Viton construction prevents hardening and oil seepage.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatile Fitment:\u003c\/strong\u003e Compatible with a wide array of vehicles including Acura Integra, RSX, TSX, and Honda Accord, Civic, and Prelude models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Engineering:\u003c\/strong\u003e Designed for 5.5mm valve stems to maintain factory-spec clearance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil Control:\u003c\/strong\u003e Minimizes oil consumption and prevents blue smoke at high RPMs.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhen performing a valve job, camshaft upgrade, or complete engine overhaul, replacing your valve stem seals with high-quality Viton units is mandatory. These seals prevent oil from migrating down the valve guide into the combustion chamber, which is critical for maintaining optimal compression and preventing detonation. With broad compatibility across many popular 1990-2015 Honda and Acura models, this kit is the ideal choice for reliable, long-term performance. Get the best components for your engine build at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2013-2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAcura\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eILX\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1993\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAcura\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eIntegra\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1998\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAcura\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eIntegra\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-2001\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAcura\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eIntegra\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1992-2001\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAcura\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eIntegra\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGS-R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1995-1996\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAcura\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eIntegra\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSpecial Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1997-1998\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAcura\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eIntegra\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eType R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1997-2001\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAcura\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eIntegra\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2004\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAcura\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRSX\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eType-S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAcura\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRSX\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAcura\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTLX\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2004-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAcura\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTSX\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAcura\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTSX\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSpecial Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2003-2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAccord\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eDX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2003-2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAccord\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2003-2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAccord\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAccord\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAccord\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eValue Package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAccord\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSpecial Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2007-2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAccord\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEX-L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2008-2012\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAccord\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLX-P\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2008-2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAccord\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLX-S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2011-2012\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAccord\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2013-2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAccord\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSport\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2012\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCR-V\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2012\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCR-V\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCR-V\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2007-2012\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCR-V\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEX-L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2011\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCR-V\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCivic\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2008\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCivic\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMUGEN Si\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1994-1997\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCivic del Sol\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eVTEC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCrosstour\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCrosstour\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEX-L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2003-2011\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eElement\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2004-2011\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eElement\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2007-2010\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eElement\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1992\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePrelude\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSi 4WS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1992-1996\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePrelude\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1993-1996\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePrelude\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eVTEC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1995\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePrelude\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1997-2001\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePrelude\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1997-2001\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePrelude\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eType SH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division B\/K\/H Series 5.5mm Viton Valve Stem Seal Set (16) \\u2014 Fits Honda Acura 1990-2015\",\"description\":\"Complete 16-piece Viton valve stem seal set for Honda B\/K\/H series engines. High-temp durability for your Acura or Honda. Buy now at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1040\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-honda-b-k-h-series-viton-5-5mm-valve-stem-seal-set-of-16\",\"offers\":{\"@type\":\"Offer\",\"price\":\"14.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-honda-b-k-h-series-viton-5-5mm-valve-stem-seal-set-of-16\",\"sku\":\"GSC1040\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division B\/K\/H Series 5.5mm Viton Valve Stem Seal Set (16) \\u2014 Fits Honda Acura 1990-2015\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-honda-b-k-h-series-viton-5-5mm-valve-stem-seal-set-of-16\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division B\/K\/H Series 5.5mm Viton Valve Stem Seal Set (16) \\u2014 Fits Hond fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division B\/K\/H Series 5.5mm Viton Valve Stem Seal Set (16) \\u2014 Fits Hond?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450500161620,"sku":"GSC1040","price":18.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/657f174f92cf664ada304992fdd2e610_4586f2fe-05cb-484e-8b87-867214212798.jpg?v=1721614815"},{"product_id":"gsc-p-d-d16-b18-21-h23-viton-6-6mm-seal-valve-stem-seal-kit","title":"GSC Power Division D16\/B18\/H23 6.6mm Viton Valve Stem Seal Kit — Fits Honda Acura 1986-2000","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eHigh-Durability 6.6mm Valve Stem Seal Kit\u003c\/h2\u003e\u003cp\u003eUpgrade your classic Honda or Acura engine with the GSC Power Division 6.6mm Viton Valve Stem Seal Kit. Engineered to fit a variety of iconic engines including the D16, B18, and H23 series, this kit is essential for maintaining engine efficiency in 1986-2000 models. As these engines age, factory seals often become brittle, leading to oil consumption and reduced performance. Our premium Viton seals offer a robust solution, providing superior heat resistance and sealing integrity compared to standard replacement parts.\u003c\/p\u003e\u003ch3\u003eTechnical Advantages\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Premium Viton compound for long-lasting elasticity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for 6.6mm valve stems found in D16, B18, and H23 cylinder heads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEngine Health:\u003c\/strong\u003e Effectively stops oil from entering the combustion chamber via valve guides.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance:\u003c\/strong\u003e Maintains consistent valve operation and prevents carbon buildup on valve faces.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Fitment:\u003c\/strong\u003e Perfect for Honda Civic, CRX, Prelude, and Acura Integra models from the late 80s and 90s.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhether you are restoring a classic Honda Civic Si, a track-focused CRX, or a reliable Acura Integra, these valve stem seals are a critical component for any valvetrain service. By ensuring a tight seal, you protect your engine's internal components from oil contamination and maintain optimal combustion efficiency. GSC Power Division is known for high-quality engineering, and this seal kit is no exception, offering the reliability you need for both street and track applications. Shop for all your specialized automotive parts at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1986-1989\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAcura\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eIntegra\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1986-1989\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAcura\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eIntegra\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1987-1988\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAcura\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eIntegra\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLS Special Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1988-1991\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCRX\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1989-1995\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCivic\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-2000\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCivic\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1996-2000\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCivic\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1996-2000\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCivic\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eDX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1996-2000\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCivic\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1996-2000\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCivic\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1998-2000\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCivic\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCivic\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eValue Package\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1993-1997\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCivic del Sol\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1996-1997\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCivic del Sol\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1992\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePrelude\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSi 4WS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1992-1996\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePrelude\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1995\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHonda\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePrelude\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division D16\/B18\/H23 6.6mm Viton Valve Stem Seal Kit \\u2014 Fits Honda Acura 1986-2000\",\"description\":\"Upgrade to GSC Power Division 6.6mm Viton valve stem seals for your Honda D16, B18, or H23 engine. Precision fitment for 1986-2000 models at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1041\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-d16-b18-21-h23-viton-6-6mm-seal-valve-stem-seal-kit\",\"offers\":{\"@type\":\"Offer\",\"price\":\"14.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-d16-b18-21-h23-viton-6-6mm-seal-valve-stem-seal-kit\",\"sku\":\"GSC1041\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division D16\/B18\/H23 6.6mm Viton Valve Stem Seal Kit \\u2014 Fits Honda Acura 1986-2000\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-d16-b18-21-h23-viton-6-6mm-seal-valve-stem-seal-kit\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division D16\/B18\/H23 6.6mm Viton Valve Stem Seal Kit \\u2014 Fits Honda Acur fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division D16\/B18\/H23 6.6mm Viton Valve Stem Seal Kit \\u2014 Fits Honda Acur?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450500227156,"sku":"GSC1041","price":20.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/657f174f92cf664ada304992fdd2e610_5557c20d-a818-4f4e-985f-28cf60abcd93.jpg?v=1721614817"},{"product_id":"gsc-p-d-nissan-vq35de-viton-5-5mm-valve-stem-seal-set","title":"GSC Power Division Nissan VQ35DE 5.5mm Viton Valve Stem Seal Set — Fits 2002-2015 Nissan Infiniti","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003ePerformance Viton Seals for Nissan VQ35DE\u003c\/h2\u003e\u003cp\u003eOptimize the valvetrain of your Nissan or Infiniti V6 with the GSC Power Division 5.5mm Viton Valve Stem Seal Set. The VQ35DE engine is a powerhouse, but it demands high-quality components to maintain its performance over time. These Viton seals are specifically engineered to handle the thermal demands of the VQ series cylinder heads, providing a superior barrier against oil leakage. Replacing your valve stem seals is a vital maintenance step for any high-mileage VQ35DE or performance-built engine.\u003c\/p\u003e\u003ch3\u003eKey Benefits for VQ35DE Engines\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eViton Construction:\u003c\/strong\u003e Superior heat and chemical resistance for long-term durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Fit:\u003c\/strong\u003e Designed for 5.5mm valve stems to ensure a perfect, leak-free seal.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil Management:\u003c\/strong\u003e Prevents excess oil from bypassing the valve guides, reducing smoke and carbon deposits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fits a wide range of Nissan 350Z, Altima, Maxima, and Infiniti G35\/FX35\/I35 models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliability:\u003c\/strong\u003e Ideal for both daily drivers and performance-tuned engines requiring consistent valvetrain integrity.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe VQ35DE is known for its smooth power delivery, but worn valve seals can quickly compromise that performance. By installing these premium GSC Power Division seals, you ensure that your engine maintains proper lubrication and compression, protecting your investment for miles to come. Whether you are performing a head gasket replacement, a valve adjustment, or a full engine rebuild, these seals are the professional choice for reliability and performance. Find the right parts for your Nissan or Infiniti build at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2003-2008\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eINFINITI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eFX35\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2003-2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eINFINITI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eG35\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2004-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eINFINITI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eG35\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2004\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eINFINITI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eI35\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2013\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eINFINITI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eJX35\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eINFINITI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eM35\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSport\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2008\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eINFINITI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eM35\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2008\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eINFINITI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eM35\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2001-2003\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eINFINITI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eQX4\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2014-2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eINFINITI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eQX60\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1996\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e300ZX\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTurbo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2003-2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e350Z\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePerformance\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2003-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e350Z\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTouring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2003-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e350Z\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTrack\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2003-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e350Z\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2003-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e350Z\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEnthusiast\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e350Z\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e35th Anniversary Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e350Z\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGrand Touring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2009\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAltima\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAltima\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSE-R\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2009\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAltima\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010-2012\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAltima\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2013-2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAltima\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2013-2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAltima\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2013-2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAltima\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2009-2010\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGT-R\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2009-2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGT-R\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePremium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGT-R\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBlack Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2014-2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGT-R\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTrack Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGT-R\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNismo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2003\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMaxima\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2003\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMaxima\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGXE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2008\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMaxima\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2004-2008\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMaxima\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2009-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMaxima\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2009-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMaxima\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2003-2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMurano\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2003-2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMurano\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMurano\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2009-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMurano\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2009-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMurano\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2009-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMurano\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2011-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMurano\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eCrossCabriolet\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2011-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMurano\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2001\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePathfinder\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eXE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2001-2004\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePathfinder\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2001-2004\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePathfinder\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2013-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePathfinder\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePlatinum\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2013-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePathfinder\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2013-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePathfinder\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2013-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePathfinder\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2004-2009\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eQuest\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2004-2009\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eQuest\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2004-2009\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eQuest\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2009\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eQuest\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2011-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eQuest\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2011-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eQuest\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2011-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eQuest\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2011-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eQuest\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Nissan VQ35DE 5.5mm Viton Valve Stem Seal Set \\u2014 Fits 2002-2015 Nissan Infiniti\",\"description\":\"Ensure optimal performance for your Nissan VQ35DE with GSC Power Division 5.5mm Viton valve stem seals. High-temp reliability for V6 engines at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1050\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-nissan-vq35de-viton-5-5mm-valve-stem-seal-set\",\"offers\":{\"@type\":\"Offer\",\"price\":\"21.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-nissan-vq35de-viton-5-5mm-valve-stem-seal-set\",\"sku\":\"GSC1050\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Nissan VQ35DE 5.5mm Viton Valve Stem Seal Set \\u2014 Fits 2002-2015 Nissan Infiniti\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-nissan-vq35de-viton-5-5mm-valve-stem-seal-set\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Nissan VQ35DE 5.5mm Viton Valve Stem Seal Set \\u2014 Fits 2002-201 fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Nissan VQ35DE 5.5mm Viton Valve Stem Seal Set \\u2014 Fits 2002-201?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450500259924,"sku":"GSC1050","price":24.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/772f5fe82a51cdfa5fb58da3d80fef80_d3be8e30-f42e-403d-a288-f0a0a3fa739d.jpg?v=1721614819"},{"product_id":"gsc-p-d-sr20det-valve-stem-seal-set","title":"GSC Power Division SR20DET Valve Stem Seal Set — Fits 1989-1998 Nissan 240SX","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/xsuDuHA8f2g\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eGSC Power Division SR20DET Valve Stem Seal Set\u003c\/h2\u003e\u003cp\u003eEnsure your Nissan SR20DET engine maintains optimal oil control and compression with the GSC Power Division Valve Stem Seal Set. Designed for high-performance applications, these seals are essential for any cylinder head rebuild or performance upgrade, preventing oil from leaking past the valve guides into the combustion chamber.\u003c\/p\u003e\u003ch3\u003eKey Features and Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Engineering:\u003c\/strong\u003e Manufactured to exact OEM specifications for a perfect fit on SR20DET engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-Temperature Durability:\u003c\/strong\u003e Built to withstand the extreme heat and pressure of turbocharged environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOil Consumption Prevention:\u003c\/strong\u003e Effectively seals the valve stem to eliminate blue smoke and oil burning issues.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Set:\u003c\/strong\u003e Includes all necessary seals for a full engine refresh.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhether you are building a street-driven 240SX or a dedicated track machine, these valve stem seals provide the reliability you need. They are specifically engineered to handle the demands of modified engines, ensuring that your valvetrain remains lubricated while keeping the combustion process clean and efficient. Proper valve sealing is critical for maintaining consistent boost levels and preventing carbon buildup on your valves and pistons. Trust in the quality of GSC Power Division components to keep your engine running at its peak potential. Upgrade your Nissan 240SX valvetrain with the best parts available at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1989-1990\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e240SX\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eXE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1989-1998\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e240SX\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1991-1992\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e240SX\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1991-1993\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e240SX\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1995-1998\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e240SX\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1997-1998\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eNissan\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e240SX\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division SR20DET Valve Stem Seal Set \\u2014 Fits 1989-1998 Nissan 240SX\",\"description\":\"Upgrade your SR20DET engine with high-quality GSC Power Division valve stem seals. Prevent oil consumption and ensure peak performance. Shop at GGCRACING now.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1052\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-sr20det-valve-stem-seal-set\",\"offers\":{\"@type\":\"Offer\",\"price\":\"13.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-sr20det-valve-stem-seal-set\",\"sku\":\"GSC1052\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division SR20DET Valve Stem Seal Set \\u2014 Fits 1989-1998 Nissan 240SX\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-sr20det-valve-stem-seal-set\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division SR20DET Valve Stem Seal Set \\u2014 Fits 1989-1998 Nissan 240SX fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division SR20DET Valve Stem Seal Set \\u2014 Fits 1989-1998 Nissan 240SX?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450500292692,"sku":"GSC1052","price":14.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/657f174f92cf664ada304992fdd2e610_99c54649-e12f-4afc-9615-23bdb46a26f8.jpg?v=1721614821"},{"product_id":"gsc-p-d-nissan-rb26dett-valve-stem-seal-set-of-24","title":"GSC Power Division RB26DETT Valve Stem Seal Set (24pc) — Fits Nissan RB26DETT","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eGSC Power Division RB26DETT Valve Stem Seal Set\u003c\/h2\u003e\u003cp\u003eThe Nissan RB26DETT is a legendary powerplant, but it requires top-tier components to maintain its performance. The GSC Power Division Valve Stem Seal Set provides the perfect solution for preventing oil leakage in your RB26 cylinder head. This 24-piece set is designed to replace worn-out factory seals, ensuring your engine remains free of oil burning and carbon buildup.\u003c\/p\u003e\u003ch3\u003eWhy Choose GSC Valve Seals?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e24-Piece Complete Set:\u003c\/strong\u003e Perfectly matched for the 24-valve RB26DETT platform.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAdvanced Materials:\u003c\/strong\u003e Constructed from high-grade materials that resist degradation under high-boost conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eImproved Sealing:\u003c\/strong\u003e Tight tolerances ensure consistent oil control even at high RPMs.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliability:\u003c\/strong\u003e Ideal for both stock rebuilds and high-horsepower performance builds.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhen performing a head refresh or a full engine build, replacing your valve stem seals is a non-negotiable step. Over time, heat and friction cause factory seals to harden and crack, leading to oil consumption and decreased performance. By installing this GSC Power Division set, you are investing in the longevity of your RB26DETT. These seals are engineered to maintain their flexibility and sealing integrity under the intense thermal stress typical of turbocharged Nissan engines. Whether you are daily driving your Skyline or pushing for more power on the dyno, these seals offer the durability required for high-performance driving. Find all your essential engine components for your build at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division RB26DETT Valve Stem Seal Set (24pc) \\u2014 Fits Nissan RB26DETT\",\"description\":\"Restore your Nissan RB26DETT engine with GSC Power Division's 24-piece valve stem seal set. High-heat resistance for peak performance. Buy at GGCRACING today.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1053\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-nissan-rb26dett-valve-stem-seal-set-of-24\",\"offers\":{\"@type\":\"Offer\",\"price\":\"21.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-nissan-rb26dett-valve-stem-seal-set-of-24\",\"sku\":\"GSC1053\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division RB26DETT Valve Stem Seal Set (24pc) \\u2014 Fits Nissan RB26DETT\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-nissan-rb26dett-valve-stem-seal-set-of-24\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division RB26DETT Valve Stem Seal Set (24pc) \\u2014 Fits Nissan RB26DETT fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division RB26DETT Valve Stem Seal Set (24pc) \\u2014 Fits Nissan RB26DETT?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450500325460,"sku":"GSC1053","price":32.84,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/00b311ba69dfa5b0acfcb4454309594f.jpg?v=1721614824"},{"product_id":"gsc-p-d-nissan-tb48de-valve-stem-viton-7mm-seal-set-of-24","title":"GSC Power Division TB48DE Viton 7mm Valve Stem Seal Set (24pc) — Fits Nissan TB48DE","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eGSC Power Division TB48DE Viton Valve Stem Seal Set\u003c\/h2\u003e\u003cp\u003eUpgrade your Nissan TB48DE engine with the GSC Power Division Viton 7mm Valve Stem Seal Set. Engineered specifically for the TB48DE platform, these seals are crafted from premium Viton material, known for its exceptional resistance to heat, chemicals, and wear. This 24-piece set is the perfect choice for builders looking to ensure long-term reliability and peak performance in their valvetrain.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eViton Construction:\u003c\/strong\u003e Superior heat resistance compared to standard rubber seals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e7mm Specification:\u003c\/strong\u003e Precision-fit for TB48DE valve stems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e24-Piece Set:\u003c\/strong\u003e Complete coverage for your 24-valve cylinder head.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnhanced Sealing:\u003c\/strong\u003e Prevents oil consumption and maintains proper vacuum.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe TB48DE is a powerful engine often pushed to its limits in off-road and performance applications. Over time, standard valve seals can fail, leading to oil burning and carbon buildup that robs your engine of power. These GSC Viton seals are designed to withstand the harsh conditions of high-performance driving, providing a tight seal that keeps oil where it belongs. By upgrading to these high-quality seals, you are protecting your engine's internal components and ensuring consistent performance under load. Whether you are rebuilding your engine for more power or simply performing routine maintenance, these seals offer the peace of mind that comes with premium engineering. Experience the difference in quality and performance with these GSC Power Division seals available at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division TB48DE Viton 7mm Valve Stem Seal Set (24pc) \\u2014 Fits Nissan TB48DE\",\"description\":\"Upgrade to GSC Power Division Viton 7mm valve stem seals for your Nissan TB48DE. High-heat durability for 24-valve engines. Shop at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1054\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-nissan-tb48de-valve-stem-viton-7mm-seal-set-of-24\",\"offers\":{\"@type\":\"Offer\",\"price\":\"21.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-nissan-tb48de-valve-stem-viton-7mm-seal-set-of-24\",\"sku\":\"GSC1054\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Parts \u0026 Accessories\",\"item\":\"https:\/\/ggcracing.com\/collections\/parts-\u0026-accessories\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division TB48DE Viton 7mm Valve Stem Seal Set (24pc) \\u2014 Fits Nissan TB48DE\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-nissan-tb48de-valve-stem-viton-7mm-seal-set-of-24\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division TB48DE Viton 7mm Valve Stem Seal Set (24pc) \\u2014 Fits Nissan TB4 fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division TB48DE Viton 7mm Valve Stem Seal Set (24pc) \\u2014 Fits Nissan TB4?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most installs are bolt-on with basic hand tools. See manufacturer documentation for torque specs and procedures.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450500390996,"sku":"GSC1054","price":33.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/00b311ba69dfa5b0acfcb4454309594f_a09063ee-6e33-48ab-9b17-45c745e3e60a.jpg?v=1721614827"},{"product_id":"gsc-p-d-toyota-2jz-gte-nissan-vr38dett-5mm-thick-27-56mm-od-18-4mm-id-spring-seat-kit-set-of-24","title":"GSC Power Division Valve Spring Seat Kit — Fits Toyota 2JZ-GTE \u0026 Nissan VR38DETT","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/xsuDuHA8f2g\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eGSC Power Division Valve Spring Seat Kit\u003c\/h2\u003e\u003cp\u003eAchieve precise valvetrain geometry with the GSC Power Division Valve Spring Seat Kit. Designed for high-performance Toyota 2JZ-GTE and Nissan VR38DETT engines, these spring seats are essential for maintaining correct spring pressure and alignment. This set of 24 ensures that your valve springs are properly seated, preventing wear and ensuring consistent performance at high RPMs.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Toyota 2JZ-GTE and Nissan VR38DETT engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eThickness:\u003c\/strong\u003e 0.5mm precision-engineered thickness.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 27.56mm Outer Diameter (OD) \/ 18.4mm Inner Diameter (ID).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e 24-piece set for a complete cylinder head build.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Prevents spring wear against the cylinder head and ensures alignment.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhen building a high-performance engine, every detail matters. The valve spring seat provides a stable base for your valve springs, protecting the cylinder head from wear and ensuring that the spring remains centered throughout its compression cycle. These GSC Power Division seats are manufactured to strict tolerances, making them an ideal choice for both street and race applications. By using these high-quality seats, you can ensure that your valvetrain operates smoothly and reliably, even under the extreme conditions of high-boost and high-RPM operation. Whether you are running a stock head or a fully built performance head, these spring seats are a critical component for maintaining valvetrain integrity. Trust in the precision of GSC Power Division to provide the parts you need for your next engine project. Find these and other performance components at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Valve Spring Seat Kit \\u2014 Fits Toyota 2JZ-GTE \u0026 Nissan VR38DETT\",\"description\":\"Optimize your valvetrain with GSC Power Division spring seats for 2JZ-GTE and VR38DETT. High-precision 0.5mm thick set. Shop at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1083\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-2jz-gte-nissan-vr38dett-5mm-thick-27-56mm-od-18-4mm-id-spring-seat-kit-set-of-24\",\"offers\":{\"@type\":\"Offer\",\"price\":\"20.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-2jz-gte-nissan-vr38dett-5mm-thick-27-56mm-od-18-4mm-id-spring-seat-kit-set-of-24\",\"sku\":\"GSC1083\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Valve Spring Seat Kit \\u2014 Fits Toyota 2JZ-GTE \u0026 Nissan VR38DETT\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-2jz-gte-nissan-vr38dett-5mm-thick-27-56mm-od-18-4mm-id-spring-seat-kit-set-of-24\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Valve Spring Seat Kit \\u2014 Fits Toyota 2JZ-GTE \u0026 Nissan VR38DETT fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Valve Spring Seat Kit \\u2014 Fits Toyota 2JZ-GTE \u0026 Nissan VR38DETT?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450500489300,"sku":"GSC1083","price":21.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/37276750181dafa19799fc0e71e767dd.jpg?v=1721614831"},{"product_id":"gsc-p-d-toyota-2jz-gte-nissan-vr38dett-1mm-thick-27-56mm-od-18-4mm-id-spring-seat-kit-set-of-24","title":"GSC Power Division 1mm Spring Seat Kit 27.56mm OD — Fits Toyota 2JZ-GTE \u0026 Nissan VR38DETT","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/PNfBbH8C0ho\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003ePrecision Valve Train Stability for 2JZ and VR38 Engines\u003c\/h2\u003e\u003cp\u003eWhen building a high-performance engine, every component matters. The GSC Power Division 1mm Spring Seat Kit is specifically designed to provide a stable foundation for your valve springs, ensuring consistent pressure and preventing cylinder head damage. Engineered for the legendary Toyota 2JZ-GTE and the high-output Nissan VR38DETT, these seats are essential for high-RPM reliability.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eThickness: 1mm\u003c\/li\u003e\n\u003cli\u003eOuter Diameter (OD): 27.56mm\u003c\/li\u003e\n\u003cli\u003eInner Diameter (ID): 18.4mm\u003c\/li\u003e\n\u003cli\u003eQuantity: Set of 24\u003c\/li\u003e\n\u003cli\u003eMaterial: High-grade hardened steel\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThese spring seats are machined to exact tolerances to ensure your valve springs remain centered and secure under extreme harmonic stress. By utilizing these GSC seats, you minimize the risk of spring walk or seat wear, which is common in high-boost or aggressive camshaft applications. Whether you are building a street machine or a dedicated track car, these components offer the durability required to push your engine to the limit. Proper seating is the first step in preventing catastrophic valve train failure during high-load scenarios. Ensure your build is protected with high-quality components from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division 1mm Spring Seat Kit 27.56mm OD \\u2014 Fits Toyota 2JZ-GTE \u0026 Nissan VR38DETT\",\"description\":\"Upgrade your valve train with GSC Power Division 1mm Spring Seats. Precision-engineered for Toyota 2JZ-GTE and Nissan VR38DETT engines. Shop at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1084\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-2jz-gte-nissan-vr38dett-1mm-thick-27-56mm-od-18-4mm-id-spring-seat-kit-set-of-24\",\"offers\":{\"@type\":\"Offer\",\"price\":\"20.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-2jz-gte-nissan-vr38dett-1mm-thick-27-56mm-od-18-4mm-id-spring-seat-kit-set-of-24\",\"sku\":\"GSC1084\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division 1mm Spring Seat Kit 27.56mm OD \\u2014 Fits Toyota 2JZ-GTE \u0026 Nissan VR38DETT\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-2jz-gte-nissan-vr38dett-1mm-thick-27-56mm-od-18-4mm-id-spring-seat-kit-set-of-24\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division 1mm Spring Seat Kit 27.56mm OD \\u2014 Fits Toyota 2JZ-GTE \u0026 Nissan fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division 1mm Spring Seat Kit 27.56mm OD \\u2014 Fits Toyota 2JZ-GTE \u0026 Nissan?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450500522068,"sku":"GSC1084","price":21.6,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/37276750181dafa19799fc0e71e767dd_610d392a-ee87-4150-b91f-b7d11bfd1979.jpg?v=1721614833"},{"product_id":"gsc-p-d-toyota-2jz-nissan-vr38dett-0-060in-thick-1-085in-od-0-725in-id-spring-seat-kit-set-of-24","title":"GSC Power Division 0.060in Spring Seat Kit 1.085in OD — Fits Toyota 2JZ \u0026 Nissan VR38DETT","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eOptimized Valve Train Geometry\u003c\/h2\u003e\u003cp\u003eAchieve perfect valve spring alignment with the GSC Power Division 0.060in Spring Seat Kit. Designed for builders who demand precision, these seats are tailored for the Toyota 2JZ series and Nissan VR38DETT platforms. These seats are critical for maintaining the correct spring installed height, which is vital for achieving the desired seat pressure and preventing valve float in high-performance engines.\u003c\/p\u003e\u003ch3\u003eKey Features and Specs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eThickness: 0.060 inches\u003c\/li\u003e\n\u003cli\u003eOuter Diameter: 1.085 inches\u003c\/li\u003e\n\u003cli\u003eInner Diameter: 0.725 inches\u003c\/li\u003e\n\u003cli\u003eQuantity: Set of 24\u003c\/li\u003e\n\u003cli\u003ePrecision-machined for exact fitment\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUsing high-quality spring seats is a fundamental step in any performance cylinder head build. These GSC units are crafted to withstand the intense heat and pressure cycles associated with forced induction and high-revving setups. By providing a stable base, they help maintain consistent valve timing and prevent the spring from digging into the aluminum cylinder head, which can lead to costly damage over time. Whether you are refreshing a stock-bottom-end build or assembling a high-horsepower racing engine, these seats provide the reliability you need. Trust GGCRACING for your engine internals and performance valve train needs.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division 0.060in Spring Seat Kit 1.085in OD \\u2014 Fits Toyota 2JZ \u0026 Nissan VR38DETT\",\"description\":\"Enhance your valve train geometry with GSC Power Division 0.060in Spring Seats. Perfect fit for Toyota 2JZ and Nissan VR38DETT. Order online at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1085\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-2jz-nissan-vr38dett-0-060in-thick-1-085in-od-0-725in-id-spring-seat-kit-set-of-24\",\"offers\":{\"@type\":\"Offer\",\"price\":\"33.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-2jz-nissan-vr38dett-0-060in-thick-1-085in-od-0-725in-id-spring-seat-kit-set-of-24\",\"sku\":\"GSC1085\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Suspension\",\"item\":\"https:\/\/ggcracing.com\/collections\/suspension\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division 0.060in Spring Seat Kit 1.085in OD \\u2014 Fits Toyota 2JZ \u0026 Nissan VR38DETT\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-2jz-nissan-vr38dett-0-060in-thick-1-085in-od-0-725in-id-spring-seat-kit-set-of-24\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division 0.060in Spring Seat Kit 1.085in OD \\u2014 Fits Toyota 2JZ \u0026 Nissan fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division 0.060in Spring Seat Kit 1.085in OD \\u2014 Fits Toyota 2JZ \u0026 Nissan?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Suspension work requires proper spring compressors and torque specs. Plan 2-4 hours per corner for a DIY install.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450500554836,"sku":"GSC1085","price":35.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/37276750181dafa19799fc0e71e767dd_978164b5-a605-48f9-95af-41cd64912eeb.jpg?v=1721614835"},{"product_id":"gsc-p-d-toyota-supra-bmw-b58-n54-s55-s58-viton-exhaust-valve-stem-seals-set-of-12","title":"GSC Power Division Viton Exhaust Valve Stem Seals — Fits BMW B58\/N54\/S55\/S58 \u0026 Toyota Supra","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/083JQ0i974k\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eHigh-Performance Viton Valve Stem Seals\u003c\/h2\u003e\u003cp\u003eMaintain optimal engine health and prevent oil blow-by with GSC Power Division Viton Exhaust Valve Stem Seals. Designed specifically for the modern BMW B58, N54, S55, and S58 engines—as well as the Toyota Supra (A90\/A91)—these seals are engineered to withstand the extreme temperatures found in the exhaust port. Unlike standard rubber seals, Viton construction offers superior heat resistance and longevity.\u003c\/p\u003e\u003ch3\u003eWhy Choose Viton Seals?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSuperior heat resistance for exhaust applications\u003c\/li\u003e\n\u003cli\u003ePrevents oil from entering the combustion chamber\u003c\/li\u003e\n\u003cli\u003eReduces oil consumption and smoke\u003c\/li\u003e\n\u003cli\u003eDesigned for high-boost, high-heat environments\u003c\/li\u003e\n\u003cli\u003eSet of 12 seals for comprehensive coverage\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eExhaust valve seals are subjected to the most intense heat in your cylinder head. Over time, OEM seals can harden and crack, leading to oil burning and carbon buildup on your valves. Replacing them with GSC Viton seals is a critical maintenance step when performing a head refresh or upgrading your camshafts. These seals provide a tight, consistent fit to ensure your engine runs cleanly and maintains maximum power output. Don't let worn seals rob you of performance or cause long-term engine damage. Equip your BMW or Supra engine with the best sealing technology available at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Viton Exhaust Valve Stem Seals \\u2014 Fits BMW B58\/N54\/S55\/S58 \u0026 Toyota Supra\",\"description\":\"Prevent oil consumption with GSC Viton Exhaust Valve Stem Seals. High-heat resistance for BMW B58, N54, S55, S58, and Toyota Supra. Buy at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1089\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-supra-bmw-b58-n54-s55-s58-viton-exhaust-valve-stem-seals-set-of-12\",\"offers\":{\"@type\":\"Offer\",\"price\":\"26.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-supra-bmw-b58-n54-s55-s58-viton-exhaust-valve-stem-seals-set-of-12\",\"sku\":\"GSC1089\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Exhaust\",\"item\":\"https:\/\/ggcracing.com\/collections\/exhaust\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Viton Exhaust Valve Stem Seals \\u2014 Fits BMW B58\/N54\/S55\/S58 \u0026 Toyota Supra\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-supra-bmw-b58-n54-s55-s58-viton-exhaust-valve-stem-seals-set-of-12\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Viton Exhaust Valve Stem Seals \\u2014 Fits BMW B58\/N54\/S55\/S58 \u0026 T fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Viton Exhaust Valve Stem Seals \\u2014 Fits BMW B58\/N54\/S55\/S58 \u0026 T?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cat-back exhausts are bolt-on with basic hand tools \\u2014 most installs take 1-2 hours. No welding required.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450500620372,"sku":"GSC1089","price":29.93,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/0ec2fe76e0c1b4b62010bc34c1ad836e.jpg?v=1721614837"},{"product_id":"gsc-p-d-toyota-supra-bmw-b58-n54-s55-s58-viton-intake-valve-stem-seals-set-of-12","title":"GSC Power Division Viton Intake Valve Stem Seals — Fits BMW B58\/N54\/S55\/S58 \u0026 Toyota Supra","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/083JQ0i974k\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003ePremium Viton Intake Valve Stem Seals\u003c\/h2\u003e\u003cp\u003eEnsure your engine's intake tract remains free of unwanted oil with GSC Power Division Viton Intake Valve Stem Seals. These high-performance seals are precision-engineered for the BMW B58, N54, S55, and S58 platforms, as well as the Toyota Supra. Using advanced Viton material, these seals provide excellent elasticity and durability, ensuring a perfect seal against the valve guide even under high-boost conditions.\u003c\/p\u003e\u003ch3\u003eKey Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eAdvanced Viton material for long-term durability\u003c\/li\u003e\n\u003cli\u003eMaintains a perfect vacuum seal\u003c\/li\u003e\n\u003cli\u003ePrevents oil consumption through the intake guides\u003c\/li\u003e\n\u003cli\u003eEssential for high-performance engine builds\u003c\/li\u003e\n\u003cli\u003eSet of 12 seals included\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIntake valve stem seals play a vital role in preventing oil from being sucked into the combustion chamber during the intake stroke. When these seals fail, you may notice increased oil consumption, blue smoke from the exhaust, and potential power loss due to carbon buildup on the intake valves. GSC Power Division has developed these seals to exceed OEM specifications, providing a robust solution for enthusiasts who push their vehicles to the limit. Whether you are doing a routine valve service or a full engine overhaul, these Viton seals are the gold standard for reliability. Upgrade your engine's sealing performance with parts from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Viton Intake Valve Stem Seals \\u2014 Fits BMW B58\/N54\/S55\/S58 \u0026 Toyota Supra\",\"description\":\"Ensure a perfect seal with GSC Viton Intake Valve Stem Seals for BMW B58, N54, S55, S58, and Toyota Supra engines. Shop quality parts at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"1090\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-supra-bmw-b58-n54-s55-s58-viton-intake-valve-stem-seals-set-of-12\",\"offers\":{\"@type\":\"Offer\",\"price\":\"26.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-supra-bmw-b58-n54-s55-s58-viton-intake-valve-stem-seals-set-of-12\",\"sku\":\"GSC1090\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Intake\",\"item\":\"https:\/\/ggcracing.com\/collections\/intake\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Viton Intake Valve Stem Seals \\u2014 Fits BMW B58\/N54\/S55\/S58 \u0026 Toyota Supra\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-toyota-supra-bmw-b58-n54-s55-s58-viton-intake-valve-stem-seals-set-of-12\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Viton Intake Valve Stem Seals \\u2014 Fits BMW B58\/N54\/S55\/S58 \u0026 To fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Viton Intake Valve Stem Seals \\u2014 Fits BMW B58\/N54\/S55\/S58 \u0026 To?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cold air intakes typically install in 30-60 minutes with basic hand tools. No tuning required for most plug-and-play kits.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450500816980,"sku":"GSC1090","price":31.5,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/7c2e099939c2caeb36fd963982092140.png?v=1721614840"},{"product_id":"gsc-p-d-mitsubishi-4g63t-evo-1-9-chrome-polished-exhaust-valve-30-5mm-head-std-single","title":"GSC Power Division Chrome Polished Exhaust Valve 30.5mm — Fits Mitsubishi 4G63T Evo 1-9","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/8NY2-Bkis2Q\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eHigh-Flow Exhaust Valves for Mitsubishi 4G63T\u003c\/h2\u003e\u003cp\u003eMaximize the exhaust flow of your Mitsubishi 4G63T engine with the GSC Power Division Chrome Polished Exhaust Valve. Designed specifically for the Evo 1-9 platform, these valves feature a 30.5mm head diameter, matching the standard size while offering significant improvements in surface finish and heat resistance. The chrome-polished surface reduces friction and helps prevent carbon buildup, ensuring consistent performance under high-load racing conditions.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eApplication: Mitsubishi 4G63T (Evo 1-9)\u003c\/li\u003e\n\u003cli\u003eValve Type: Exhaust\u003c\/li\u003e\n\u003cli\u003eHead Diameter: 30.5mm (Standard Size)\u003c\/li\u003e\n\u003cli\u003eFinish: Chrome Polished\u003c\/li\u003e\n\u003cli\u003eConstruction: High-strength heat-resistant alloy\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eIn a high-performance 4G63T build, the exhaust valves are subjected to extreme thermal stress. GSC Power Division utilizes high-quality alloys that maintain structural integrity even when exposed to high exhaust gas temperatures (EGTs). The polished finish not only aids in flow efficiency but also provides a smoother surface that resists heat absorption better than standard cast valves. Whether you are building a stock-turbo setup or a high-horsepower big-turbo monster, these valves provide the durability and flow characteristics necessary to make power reliably. Replace your worn or damaged valves with these premium GSC components to restore your engine's performance. Find all your 4G63T engine internals at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Chrome Polished Exhaust Valve 30.5mm \\u2014 Fits Mitsubishi 4G63T Evo 1-9\",\"description\":\"Upgrade to GSC Chrome Polished Exhaust Valves for your Mitsubishi 4G63T Evo 1-9. 30.5mm head size for maximum flow. Order yours today at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2001-01\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-chrome-polished-exhaust-valve-30-5mm-head-std-single\",\"offers\":{\"@type\":\"Offer\",\"price\":\"19.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-chrome-polished-exhaust-valve-30-5mm-head-std-single\",\"sku\":\"GSC2001-01\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Exhaust\",\"item\":\"https:\/\/ggcracing.com\/collections\/exhaust\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Chrome Polished Exhaust Valve 30.5mm \\u2014 Fits Mitsubishi 4G63T Evo 1-9\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-chrome-polished-exhaust-valve-30-5mm-head-std-single\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Chrome Polished Exhaust Valve 30.5mm \\u2014 Fits Mitsubishi 4G63T  fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Chrome Polished Exhaust Valve 30.5mm \\u2014 Fits Mitsubishi 4G63T ?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cat-back exhausts are bolt-on with basic hand tools \\u2014 most installs take 1-2 hours. No welding required.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450500849748,"sku":"GSC2001-01","price":23.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/15fb1e27-708d-4e9c-b0a7-8bff103d1b36-800_1bb1908c-de65-4e91-a26d-a4de14a68884.jpg?v=1764003647"},{"product_id":"gsc-p-d-4g63t-evo-1-9-90-98-dsm-chrome-polished-exhaust-valve-30-5mm-head-std-set-8","title":"GSC Power Division 4G63T Exhaust Valve 30.5mm STD Set — Fits 1990-2006 Mitsubishi Eclipse Lancer Evo","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/xsuDuHA8f2g\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eHigh-Performance Exhaust Valves for 4G63T Engines\u003c\/h2\u003e\u003cp\u003eMaximize your engine's thermal efficiency and flow with the GSC Power Division 30.5mm Chrome Polished Exhaust Valve set. Designed specifically for the legendary 4G63T platform, these valves provide the reliability needed for high-boost street and track applications. Each valve is precision-machined to standard 30.5mm specifications, ensuring a perfect seat and optimal heat dissipation under extreme combustion temperatures.\u003c\/p\u003e\u003ch3\u003eKey Features and Technical Specs\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-grade chrome polished stainless steel for superior heat resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 30.5mm head diameter (Standard).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e Complete set of 8 exhaust valves.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Engineered for 1990-1999 DSM (Eclipse, Talon, Laser) and 2005-2006 Mitsubishi Lancer Evolution 1-9.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Reduced friction and improved sealing compared to OEM components.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhether you are performing a full cylinder head rebuild or upgrading your valvetrain for increased horsepower, these GSC valves offer the consistency required for high-RPM stability. The chrome-polished finish minimizes carbon buildup, ensuring long-term performance and consistent flow characteristics. These valves are a staple for any serious 4G63 builder looking to maintain factory-spec sizing while gaining the benefits of modern metallurgy. Trust GGCRACING for your high-performance engine component needs.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1998\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEagle\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTalon\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTSi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1994\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGSX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1996-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSpyder GST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1991-1992\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGalant\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eVR-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution RS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution SE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1994\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePlymouth\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLaser\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division 4G63T Exhaust Valve 30.5mm STD Set \\u2014 Fits 1990-2006 Mitsubishi Eclipse Lancer Evo\",\"description\":\"Upgrade your 4G63T engine with GSC Power Division 30.5mm chrome polished exhaust valves. Precision-engineered for durability. Shop the set at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2001-8\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-chrome-polished-exhaust-valve-30-5mm-head-std-set-8\",\"offers\":{\"@type\":\"Offer\",\"price\":\"148.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-chrome-polished-exhaust-valve-30-5mm-head-std-set-8\",\"sku\":\"GSC2001-8\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Exhaust\",\"item\":\"https:\/\/ggcracing.com\/collections\/exhaust\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division 4G63T Exhaust Valve 30.5mm STD Set \\u2014 Fits 1990-2006 Mitsubishi Eclipse Lancer Evo\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-chrome-polished-exhaust-valve-30-5mm-head-std-set-8\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division 4G63T Exhaust Valve 30.5mm STD Set \\u2014 Fits 1990-2006 Mitsubish fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division 4G63T Exhaust Valve 30.5mm STD Set \\u2014 Fits 1990-2006 Mitsubish?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cat-back exhausts are bolt-on with basic hand tools \\u2014 most installs take 1-2 hours. No welding required.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450500882516,"sku":"GSC2001-8","price":178.42,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/15fb1e27-708d-4e9c-b0a7-8bff103d1b36-800.jpg?v=1763590369"},{"product_id":"gsc-p-d-mitsubishi-4g63t-evo-1-9-chrome-polished-intake-valve-34mm-head-std-single","title":"GSC Power Division 4G63T Intake Valve 34mm STD Single","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/xsuDuHA8f2g\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003ePrecision Intake Valves for 4G63T Performance\u003c\/h2\u003e\u003cp\u003eMaintain the integrity of your cylinder head with the GSC Power Division 34mm Chrome Polished Intake Valve. This single replacement valve is manufactured to the exact standards required for the 4G63T engine, ensuring seamless integration into your existing valvetrain. Whether you are replacing a single bent valve or finishing a custom build, GSC provides the quality and reliability that performance enthusiasts demand.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 34mm (Standard).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Chrome polished for reduced friction and improved air intake flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Designed for 1990-1999 DSM and 2005-2006 Mitsubishi Lancer Evolution 1-9 engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e High-strength alloy designed to withstand high-RPM stress and heat.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVersatility:\u003c\/strong\u003e Ideal for stock replacement or mild performance upgrades.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe 34mm intake valve is critical for maintaining optimal volumetric efficiency in your 4G63T. By choosing GSC Power Division, you are investing in components that have been track-tested and proven to handle the rigors of forced induction. The chrome polishing process not only enhances the aesthetic but also improves the surface finish, which helps in reducing turbulence as air enters the combustion chamber. For all your engine internal requirements, look no further than the selection available at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division 4G63T Intake Valve 34mm STD Single \\u2014 Fits 1990-2006 Mitsubishi Eclipse Lancer Evo\",\"description\":\"Replace a single damaged intake valve with the GSC Power Division 34mm chrome polished valve for 4G63T engines. Order your high-quality parts at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2002-01\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-chrome-polished-intake-valve-34mm-head-std-single\",\"offers\":{\"@type\":\"Offer\",\"price\":\"19.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-chrome-polished-intake-valve-34mm-head-std-single\",\"sku\":\"GSC2002-01\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Intake\",\"item\":\"https:\/\/ggcracing.com\/collections\/intake\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division 4G63T Intake Valve 34mm STD Single \\u2014 Fits 1990-2006 Mitsubishi Eclipse Lancer Evo\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-chrome-polished-intake-valve-34mm-head-std-single\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division 4G63T Intake Valve 34mm STD Single \\u2014 Fits 1990-2006 Mitsubish fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division 4G63T Intake Valve 34mm STD Single \\u2014 Fits 1990-2006 Mitsubish?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cold air intakes typically install in 30-60 minutes with basic hand tools. No tuning required for most plug-and-play kits.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450500915284,"sku":"GSC2002-01","price":23.25,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/GSCP-DMitsubishi4G63T.jpg?v=1754330405"},{"product_id":"gsc-p-d-4g63t-evo-1-9-90-98-dsm-chrome-polished-intake-valve-34mm-head-std-set-8","title":"GSC Power Division 4G63T Intake Valve 34mm STD Set — Fits 1990-2006 Mitsubishi Eclipse Lancer Evo","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/xsuDuHA8f2g\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003ePremium 34mm Intake Valve Set for 4G63T\u003c\/h2\u003e\u003cp\u003eOptimize your engine's breathing with the GSC Power Division 34mm Chrome Polished Intake Valve set. Specifically designed for the 4G63T platform, this set of 8 valves ensures that your engine receives the maximum amount of air required for high-performance combustion. These valves are built to withstand the high-RPM demands of turbocharged engines, providing a stable and reliable solution for both street and track-focused builds.\u003c\/p\u003e\u003ch3\u003eWhy Choose GSC Intake Valves?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Sizing:\u003c\/strong\u003e 34mm head diameter ensures a direct fit for factory and performance heads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChrome Polished:\u003c\/strong\u003e Advanced finish reduces air resistance and prevents carbon buildup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Set:\u003c\/strong\u003e Includes 8 intake valves, perfect for a full cylinder head refresh.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fits a wide range of vehicles including the 1990-1999 DSM series and 2005-2006 Lancer Evolution.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Engineered to resist heat fatigue and valve seat wear.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhen building a high-output 4G63T, the valvetrain is often the bottleneck. Upgrading to GSC Power Division valves ensures that your engine maintains its power potential throughout the entire RPM range. These valves are engineered to offer a perfect seal, which is essential for maintaining consistent compression and preventing power loss. Whether you are building a daily driver or a high-horsepower drag car, these valves provide the peace of mind that comes with professional-grade engineering. Find all your essential engine internals at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1998\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEagle\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTalon\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTSi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1994\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGSX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1996-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSpyder GST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1991-1992\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGalant\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eVR-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution RS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution SE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1994\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePlymouth\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLaser\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division 4G63T Intake Valve 34mm STD Set \\u2014 Fits 1990-2006 Mitsubishi Eclipse Lancer Evo\",\"description\":\"Upgrade your 4G63T valvetrain with a set of 8 GSC Power Division 34mm intake valves. High-performance, durable, and reliable. Buy now at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2002-8\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-chrome-polished-intake-valve-34mm-head-std-set-8\",\"offers\":{\"@type\":\"Offer\",\"price\":\"150.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-chrome-polished-intake-valve-34mm-head-std-set-8\",\"sku\":\"GSC2002-8\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Intake\",\"item\":\"https:\/\/ggcracing.com\/collections\/intake\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division 4G63T Intake Valve 34mm STD Set \\u2014 Fits 1990-2006 Mitsubishi Eclipse Lancer Evo\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-chrome-polished-intake-valve-34mm-head-std-set-8\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division 4G63T Intake Valve 34mm STD Set \\u2014 Fits 1990-2006 Mitsubishi E fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division 4G63T Intake Valve 34mm STD Set \\u2014 Fits 1990-2006 Mitsubishi E?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cold air intakes typically install in 30-60 minutes with basic hand tools. No tuning required for most plug-and-play kits.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450500980820,"sku":"GSC2002-8","price":180.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/GSCP-D4G63T_5edcf80c-e8f2-4cd3-acfd-e9e2bed69bab.jpg?v=1754330462"},{"product_id":"gsc-p-d-4g63t-evo-1-9-90-98-dsm-chrome-polished-exhaust-valve-31-5mm-head-1mm-set-8","title":"GSC Power Division 4G63T Exhaust Valve 31.5mm +1mm Set — Fits 1990-2006 Mitsubishi Eclipse Lancer Evo","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/6wJj7ep1d0M\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eHigh-Flow 31.5mm (+1mm) Exhaust Valves for 4G63T\u003c\/h2\u003e\u003cp\u003eUnlock more power from your 4G63T engine with the GSC Power Division 31.5mm (+1mm) Chrome Polished Exhaust Valve set. By increasing the head size by 1mm over the factory standard, these valves significantly improve exhaust gas scavenging, allowing your engine to breathe more efficiently under high-boost conditions. This set is an essential upgrade for those looking to maximize the potential of their cylinder head during a performance build.\u003c\/p\u003e\u003ch3\u003eTechnical Advantages\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOversized Design:\u003c\/strong\u003e 31.5mm head diameter (+1mm over stock) for increased flow capacity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-grade alloy with chrome polished finish for extreme heat resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance:\u003c\/strong\u003e Reduces backpressure, allowing for faster turbo spool and increased top-end power.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Designed for 1990-1999 DSM and 2005-2006 Mitsubishi Lancer Evolution 1-9.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliability:\u003c\/strong\u003e Engineered to maintain structural integrity under high-RPM and high-heat environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThese oversized valves are a popular choice for builders aiming for significant horsepower gains. By allowing more exhaust volume to exit the combustion chamber, you reduce the risk of detonation and lower exhaust gas temperatures. The chrome-polished surface finish is designed to minimize friction and buildup, ensuring that your engine performs at its peak for longer periods. When combined with a performance camshaft and ported cylinder head, these valves provide the airflow necessary to reach your performance goals. Explore the full range of engine upgrades at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1998\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEagle\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTalon\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTSi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1994\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGSX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1996-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSpyder GST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1991-1992\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGalant\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eVR-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution RS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution SE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1994\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePlymouth\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLaser\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division 4G63T Exhaust Valve 31.5mm +1mm Set \\u2014 Fits 1990-2006 Mitsubishi Eclipse Lancer Evo\",\"description\":\"Increase flow with GSC Power Division 31.5mm (+1mm) exhaust valves for 4G63T. Perfect for high-performance engine builds. Shop now at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2003-8\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-chrome-polished-exhaust-valve-31-5mm-head-1mm-set-8\",\"offers\":{\"@type\":\"Offer\",\"price\":\"148.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-chrome-polished-exhaust-valve-31-5mm-head-1mm-set-8\",\"sku\":\"GSC2003-8\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Exhaust\",\"item\":\"https:\/\/ggcracing.com\/collections\/exhaust\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division 4G63T Exhaust Valve 31.5mm +1mm Set \\u2014 Fits 1990-2006 Mitsubishi Eclipse Lancer Evo\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-chrome-polished-exhaust-valve-31-5mm-head-1mm-set-8\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division 4G63T Exhaust Valve 31.5mm +1mm Set \\u2014 Fits 1990-2006 Mitsubis fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division 4G63T Exhaust Valve 31.5mm +1mm Set \\u2014 Fits 1990-2006 Mitsubis?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cat-back exhausts are bolt-on with basic hand tools \\u2014 most installs take 1-2 hours. No welding required.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501013588,"sku":"GSC2003-8","price":178.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/15fb1e27-708d-4e9c-b0a7-8bff103d1b36-800_1c8926da-8761-47e1-8f57-4fd5c1034c34.jpg?v=1763590371"},{"product_id":"gsc-p-d-mitsubishi-4g63t-evo-1-9-chrome-polished-intake-valve-35mm-head-1mm-single","title":"GSC Power Division 4G63T Intake Valve 35mm +1mm Single","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/CfHCFixKbN4\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eOversized 35mm (+1mm) Intake Valve for 4G63T\u003c\/h2\u003e\u003cp\u003eImprove your engine's intake efficiency with the GSC Power Division 35mm (+1mm) Chrome Polished Intake Valve. This oversized valve is designed to provide increased airflow into the combustion chamber, making it an ideal choice for high-performance 4G63T builds that require better volumetric efficiency. Whether you are replacing a single valve or building a custom high-flow cylinder head, GSC provides the precision and durability needed for competitive performance.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 35mm head diameter (+1mm over standard).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Chrome polished for superior flow characteristics and reduced carbon accumulation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConstruction:\u003c\/strong\u003e High-strength alloy built for high-RPM stability and heat resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Compatible with 1990-1999 DSM and 2005-2006 Mitsubishi Lancer Evolution 1-9 engines.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance:\u003c\/strong\u003e Increases air intake volume, supporting higher horsepower and torque levels.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe 35mm intake valve is a key component for any builder looking to push the limits of the 4G63T platform. By increasing the intake diameter, you allow the engine to ingest more air, which is the foundation for making more power. These valves are manufactured to strict tolerances to ensure a perfect fit in your cylinder head. When you choose GSC Power Division, you are choosing a brand that understands the unique requirements of the 4G63T engine. For all your performance engine parts, trust the experts at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division 4G63T Intake Valve 35mm +1mm Single \\u2014 Fits 1990-2006 Mitsubishi Eclipse Lancer Evo\",\"description\":\"Upgrade your airflow with a single GSC Power Division 35mm (+1mm) intake valve for 4G63T engines. High-performance quality at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2004-01\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-chrome-polished-intake-valve-35mm-head-1mm-single\",\"offers\":{\"@type\":\"Offer\",\"price\":\"19.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-chrome-polished-intake-valve-35mm-head-1mm-single\",\"sku\":\"GSC2004-01\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Intake\",\"item\":\"https:\/\/ggcracing.com\/collections\/intake\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division 4G63T Intake Valve 35mm +1mm Single \\u2014 Fits 1990-2006 Mitsubishi Eclipse Lancer Evo\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-chrome-polished-intake-valve-35mm-head-1mm-single\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division 4G63T Intake Valve 35mm +1mm Single \\u2014 Fits 1990-2006 Mitsubis fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division 4G63T Intake Valve 35mm +1mm Single \\u2014 Fits 1990-2006 Mitsubis?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cold air intakes typically install in 30-60 minutes with basic hand tools. No tuning required for most plug-and-play kits.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501046356,"sku":"GSC2004-01","price":23.37,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/15fb1e27-708d-4e9c-b0a7-8bff103d1b36-800_21df8a52-c9bd-427c-bdd0-600636271dda.jpg?v=1766458236"},{"product_id":"gsc-p-d-4g63t-evo-1-9-90-98-dsm-chrome-polished-intake-valve-35mm-head-1mm-set-8","title":"GSC Power Division 4G63T Intake Valve 35mm +1mm Set — 90-06 Mitsubishi Eclipse Lancer Evo","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/6wJj7ep1d0M\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eHigh-Flow Intake Performance for 4G63T\u003c\/h2\u003e\u003cp\u003eUnlock superior airflow in your Mitsubishi 4G63T engine with the GSC Power Division 35mm +1mm Oversize Intake Valve Set. Engineered for high-performance builds, these valves feature a chrome-polished finish to reduce friction and improve flow characteristics across the entire RPM range. Whether you are building a street machine or a track-ready Evo, these valves provide the durability and precision required for high-boost applications.\u003c\/p\u003e\u003ch3\u003eKey Features:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOversize Design:\u003c\/strong\u003e 35mm head diameter (+1mm over stock) for increased intake volume.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Construction:\u003c\/strong\u003e High-grade materials designed to withstand extreme thermal stress.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolished Finish:\u003c\/strong\u003e Chrome-polished surface minimizes turbulence and carbon buildup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Set:\u003c\/strong\u003e Includes 8 intake valves for a full cylinder head refresh.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThese valves are precision-machined to ensure a perfect seat, providing optimal compression and reliability for your DSM or Lancer Evolution build. Compatible with 1990-1999 DSM models and 2005-2006 Mitsubishi Lancer Evolution platforms, this set is the ideal choice for engine builders seeking consistent power gains. Trust your engine internals to the experts at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1998\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEagle\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTalon\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTSi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1994\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGSX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1996-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSpyder GST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1991-1992\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGalant\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eVR-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution RS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution SE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1994\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePlymouth\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLaser\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division 4G63T Intake Valve 35mm +1mm Set \\u2014 90-06 Mitsubishi Eclipse Lancer Evo\",\"description\":\"Upgrade your 4G63T engine with GSC Power Division 35mm +1mm intake valves. High-flow design for better performance. Shop the complete set at GGCRACING today.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2004-8\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-chrome-polished-intake-valve-35mm-head-1mm-set-8\",\"offers\":{\"@type\":\"Offer\",\"price\":\"151.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-chrome-polished-intake-valve-35mm-head-1mm-set-8\",\"sku\":\"GSC2004-8\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Intake\",\"item\":\"https:\/\/ggcracing.com\/collections\/intake\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division 4G63T Intake Valve 35mm +1mm Set \\u2014 90-06 Mitsubishi Eclipse Lancer Evo\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-chrome-polished-intake-valve-35mm-head-1mm-set-8\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division 4G63T Intake Valve 35mm +1mm Set \\u2014 90-06 Mitsubishi Eclipse L fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division 4G63T Intake Valve 35mm +1mm Set \\u2014 90-06 Mitsubishi Eclipse L?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cold air intakes typically install in 30-60 minutes with basic hand tools. No tuning required for most plug-and-play kits.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501079124,"sku":"GSC2004-8","price":181.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/15fb1e27-708d-4e9c-b0a7-8bff103d1b36-800_a0927483-344d-44a9-9ef2-34a8c44a33b8.jpg?v=1763590372"},{"product_id":"gsc-p-d-mitsubishi-4g63t-evo-1-9-polished-super-alloy-exhaust-valve-30-5mm-head-std-single","title":"GSC Power Division 4G63T Exhaust Valve 30.5mm STD","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/xsuDuHA8f2g\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eSuper Alloy Exhaust Valve for 4G63T\u003c\/h2\u003e\u003cp\u003eMaintain peak engine efficiency with the GSC Power Division Super Alloy Exhaust Valve. Designed specifically for the Mitsubishi 4G63T platform, this 30.5mm standard-size valve is built to handle the intense heat and pressure of high-performance forced induction. The super alloy construction offers exceptional resistance to thermal fatigue, ensuring your engine remains reliable under heavy load.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-temperature Super Alloy for maximum durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 30.5mm head diameter (Standard OEM replacement).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Chrome-polished for reduced drag and improved exhaust gas flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Direct fit for 4G63T cylinder heads.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis single valve is an ideal replacement for damaged or worn components during a cylinder head rebuild. By choosing GSC Power Division, you are investing in industry-leading valve technology that prevents valve failure in high-boost setups. Whether you are restoring a classic DSM or tuning a Lancer Evolution, this valve provides the heat resistance necessary for sustained performance. Find your engine components at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division 4G63T Exhaust Valve 30.5mm STD \\u2014 90-06 Mitsubishi Eclipse Lancer Evo\",\"description\":\"Replace your worn exhaust valve with the GSC Power Division 30.5mm Super Alloy valve. Precision-engineered for 4G63T engines. Buy now at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2005-01\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-polished-super-alloy-exhaust-valve-30-5mm-head-std-single\",\"offers\":{\"@type\":\"Offer\",\"price\":\"31.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-polished-super-alloy-exhaust-valve-30-5mm-head-std-single\",\"sku\":\"GSC2005-01\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Exhaust\",\"item\":\"https:\/\/ggcracing.com\/collections\/exhaust\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division 4G63T Exhaust Valve 30.5mm STD \\u2014 90-06 Mitsubishi Eclipse Lancer Evo\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-polished-super-alloy-exhaust-valve-30-5mm-head-std-single\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division 4G63T Exhaust Valve 30.5mm STD \\u2014 90-06 Mitsubishi Eclipse Lan fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division 4G63T Exhaust Valve 30.5mm STD \\u2014 90-06 Mitsubishi Eclipse Lan?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cat-back exhausts are bolt-on with basic hand tools \\u2014 most installs take 1-2 hours. No welding required.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501111892,"sku":"GSC2005-01","price":37.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/15fb1e27-708d-4e9c-b0a7-8bff103d1b36-800_517cf639-18a2-4230-b7ec-7788fc7cd5b0.jpg?v=1776623533"},{"product_id":"gsc-p-d-4g63t-evo1-9-dsm-90-98-chrome-polished-super-alloy-exhaust-valve-30-5mm-headstd-set-8","title":"GSC Power Division 4G63T Exhaust Valve 30.5mm STD Set — 90-06 Mitsubishi Eclipse Lancer Evo","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/xsuDuHA8f2g\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eDurable Exhaust Valves for 4G63T Performance\u003c\/h2\u003e\u003cp\u003eUpgrade your cylinder head with the GSC Power Division Super Alloy Exhaust Valve Set. These 30.5mm standard-size valves are engineered to withstand the extreme exhaust gas temperatures found in high-boost 4G63T engines. By utilizing advanced super alloy materials, GSC ensures that your valve train can handle aggressive tuning without the risk of burning or warping.\u003c\/p\u003e\u003ch3\u003eWhy Choose GSC Super Alloy Valves?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Resistance:\u003c\/strong\u003e Superior thermal properties compared to factory valves.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Fit:\u003c\/strong\u003e Standard 30.5mm sizing for seamless installation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlow Optimized:\u003c\/strong\u003e Chrome-polished finish reduces exhaust restriction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull Set:\u003c\/strong\u003e Includes 8 exhaust valves for a complete engine build.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis set is the gold standard for DSM and Lancer Evolution enthusiasts who demand reliability. Whether you are running a stock turbo or a high-horsepower big turbo setup, these valves provide the peace of mind that your engine internals are protected against heat-related failure. Experience the difference in quality and performance with GSC Power Division parts. Explore our full catalog of engine components at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1998\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEagle\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTalon\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTSi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1994\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGSX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1996-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSpyder GST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1991-1992\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGalant\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eVR-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution RS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution SE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1994\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePlymouth\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLaser\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division 4G63T Exhaust Valve 30.5mm STD Set \\u2014 90-06 Mitsubishi Eclipse Lancer Evo\",\"description\":\"Upgrade to GSC Power Division 30.5mm Super Alloy exhaust valves. Built for heat resistance and durability in 4G63T engines. Order your set at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2005-8\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo1-9-dsm-90-98-chrome-polished-super-alloy-exhaust-valve-30-5mm-headstd-set-8\",\"offers\":{\"@type\":\"Offer\",\"price\":\"241.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo1-9-dsm-90-98-chrome-polished-super-alloy-exhaust-valve-30-5mm-headstd-set-8\",\"sku\":\"GSC2005-8\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Exhaust\",\"item\":\"https:\/\/ggcracing.com\/collections\/exhaust\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division 4G63T Exhaust Valve 30.5mm STD Set \\u2014 90-06 Mitsubishi Eclipse Lancer Evo\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo1-9-dsm-90-98-chrome-polished-super-alloy-exhaust-valve-30-5mm-headstd-set-8\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division 4G63T Exhaust Valve 30.5mm STD Set \\u2014 90-06 Mitsubishi Eclipse fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division 4G63T Exhaust Valve 30.5mm STD Set \\u2014 90-06 Mitsubishi Eclipse?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cat-back exhausts are bolt-on with basic hand tools \\u2014 most installs take 1-2 hours. No welding required.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501144660,"sku":"GSC2005-8","price":286.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/GSCP-D4G63T_75b012f5-5da9-43a5-930b-16e9ca862f0e.jpg?v=1754330350"},{"product_id":"gsc-p-d-4g63t-evo1-9-dsm-90-98-chrome-polished-super-alloy-exhaust-valve-31-5mm-head-1mm-set-8","title":"GSC Power Division 4G63T Exhaust Valve 31.5mm +1mm Set — 90-06 Mitsubishi Eclipse Lancer Evo","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/6wJj7ep1d0M\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eMaximize Exhaust Flow with +1mm Oversize Valves\u003c\/h2\u003e\u003cp\u003eUnlock the true potential of your 4G63T engine with the GSC Power Division 31.5mm +1mm Oversize Exhaust Valve Set. Designed for high-output builds, these valves feature an increased head diameter to significantly improve exhaust scavenging and flow efficiency. The super alloy construction ensures these valves can survive the harsh environment of a high-boost, high-RPM turbocharged engine.\u003c\/p\u003e\u003ch3\u003eKey Benefits:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncreased Flow:\u003c\/strong\u003e 31.5mm head diameter (+1mm over stock) for better exhaust evacuation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuper Alloy Strength:\u003c\/strong\u003e Engineered for extreme heat and pressure resistance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChrome Polished:\u003c\/strong\u003e Reduces surface friction and carbon buildup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Set:\u003c\/strong\u003e 8-piece set for a total exhaust side upgrade.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhen building a high-performance 4G63T, exhaust flow is just as critical as intake. These oversize valves are the perfect complement to aggressive camshafts and ported cylinder heads. By reducing backpressure, they allow your turbocharger to spool faster and produce more power throughout the powerband. Ensure your engine build is ready for the track with these premium components from GSC Power Division. Find all your high-performance parts at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1998\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEagle\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTalon\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTSi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1994\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGSX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1996-1999\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEclipse\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSpyder GST\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1991-1992\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGalant\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eVR-4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005-2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution RS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution SE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1990-1994\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePlymouth\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLaser\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division 4G63T Exhaust Valve 31.5mm +1mm Set \\u2014 90-06 Mitsubishi Eclipse Lancer Evo\",\"description\":\"Maximize exhaust flow with GSC Power Division 31.5mm +1mm exhaust valves. High-strength super alloy for 4G63T engines. Shop the set at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2007-8\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo1-9-dsm-90-98-chrome-polished-super-alloy-exhaust-valve-31-5mm-head-1mm-set-8\",\"offers\":{\"@type\":\"Offer\",\"price\":\"241.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo1-9-dsm-90-98-chrome-polished-super-alloy-exhaust-valve-31-5mm-head-1mm-set-8\",\"sku\":\"GSC2007-8\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Exhaust\",\"item\":\"https:\/\/ggcracing.com\/collections\/exhaust\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division 4G63T Exhaust Valve 31.5mm +1mm Set \\u2014 90-06 Mitsubishi Eclipse Lancer Evo\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo1-9-dsm-90-98-chrome-polished-super-alloy-exhaust-valve-31-5mm-head-1mm-set-8\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division 4G63T Exhaust Valve 31.5mm +1mm Set \\u2014 90-06 Mitsubishi Eclips fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division 4G63T Exhaust Valve 31.5mm +1mm Set \\u2014 90-06 Mitsubishi Eclips?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cat-back exhausts are bolt-on with basic hand tools \\u2014 most installs take 1-2 hours. No welding required.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501177428,"sku":"GSC2007-8","price":286.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/15fb1e27-708d-4e9c-b0a7-8bff103d1b36-800_e1a5b246-cc04-495e-8983-4b1637c7b3e3.jpg?v=1764003650"},{"product_id":"gsc-p-d-subaru-subaru-ej205-ej207-ej257-chrome-polished-exhaust-valve-32mm-head-std-single","title":"GSC Power Division Subaru Exhaust Valve 32mm STD - 99-15 Subaru Impreza WRX STI","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/xsuDuHA8f2g\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003ePerformance Exhaust Valves for Subaru EJ Engines\u003c\/h2\u003e\u003cp\u003eUpgrade your Subaru EJ20 or EJ25 engine with the GSC Power Division Chrome Polished Exhaust Valve. Designed for the Impreza WRX and STI platforms, this 32mm standard-size valve offers a significant improvement over factory components. Whether you are performing a routine rebuild or a full performance overhaul, these valves provide the durability needed for Subaru's turbocharged boxer engines.\u003c\/p\u003e\u003ch3\u003eTechnical Highlights:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fits EJ205, EJ207, and EJ257 engine blocks.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Machining:\u003c\/strong\u003e 32mm head diameter ensures a perfect OEM fit.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChrome Polished:\u003c\/strong\u003e Enhanced finish to reduce friction and improve exhaust flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Built to withstand the unique thermal demands of the Subaru boxer layout.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eSubaru engines are known for their high exhaust gas temperatures, making valve quality paramount. GSC Power Division valves are manufactured to strict tolerances, ensuring consistent performance and long-term reliability. This single valve is a perfect solution for replacing a damaged component or completing a cylinder head refresh on your WRX or STI. Trust in the quality of GSC Power Division to keep your Subaru running strong under boost. Shop the best selection of engine internals at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSaab\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e9-2X\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAero\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2001\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2004\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eOutback\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2004\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2004-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX TR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2011\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.5i\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2009-2010\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.5 GT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2009-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI Special Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010-2011\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.5i Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2011-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePremium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSport Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSport Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Subaru EJ20\/EJ25 Exhaust Valve 32mm STD \\u2014 99-15 Subaru Impreza WRX STI\",\"description\":\"Replace your Subaru EJ20\/EJ25 exhaust valve with GSC Power Division's high-flow chrome polished valve. Reliable performance for WRX\/STI. Buy at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2011-01\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-subaru-ej205-ej207-ej257-chrome-polished-exhaust-valve-32mm-head-std-single\",\"offers\":{\"@type\":\"Offer\",\"price\":\"19.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-subaru-ej205-ej207-ej257-chrome-polished-exhaust-valve-32mm-head-std-single\",\"sku\":\"GSC2011-01\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Exhaust\",\"item\":\"https:\/\/ggcracing.com\/collections\/exhaust\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Subaru EJ20\/EJ25 Exhaust Valve 32mm STD \\u2014 99-15 Subaru Impreza WRX STI\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-subaru-ej205-ej207-ej257-chrome-polished-exhaust-valve-32mm-head-std-single\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Subaru EJ20\/EJ25 Exhaust Valve 32mm STD \\u2014 99-15 Subaru Imprez fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Subaru EJ20\/EJ25 Exhaust Valve 32mm STD \\u2014 99-15 Subaru Imprez?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cat-back exhausts are bolt-on with basic hand tools \\u2014 most installs take 1-2 hours. No welding required.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501210196,"sku":"GSC2011-01","price":22.69,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/15fb1e27-708d-4e9c-b0a7-8bff103d1b36-800_e726ae6c-d694-48d2-8421-82532baee7c2.jpg?v=1764003652"},{"product_id":"gsc-p-d-subaru-ej-series-ej205-ej207-ej257-chrome-polished-exhaust-valve-32mm-head-std-set-8","title":"GSC Power Division Subaru EJ205\/EJ207\/EJ257 Chrome Polished Exhaust Valve — 32mm STD","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003ePremium Exhaust Valves for Subaru EJ Engines\u003c\/h2\u003e\u003cp\u003eUnlock the full potential of your Subaru EJ205, EJ207, or EJ257 engine with this set of 8 GSC Power Division chrome polished exhaust valves. Engineered for high-RPM stability and superior heat dissipation, these valves are a critical upgrade for any turbocharged build. By utilizing high-grade materials and a precision-polished finish, these valves minimize flow restriction and maximize durability under extreme combustion chamber pressures.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFitment:\u003c\/strong\u003e Specifically designed for Subaru EJ series engines (EJ205, EJ207, EJ257).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 32mm (Standard size).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-strength alloy with a chrome-polished finish for reduced friction and improved flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eQuantity:\u003c\/strong\u003e Complete set of 8 valves.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance Benefit:\u003c\/strong\u003e Enhanced heat transfer and resistance to valve float at high engine speeds.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhether you are building a street-driven daily or a dedicated track machine, these exhaust valves provide the reliability required for high-boost applications. The polished surface helps prevent carbon buildup, ensuring consistent performance over the life of your engine. When you choose GSC Power Division, you are investing in race-proven engineering. Upgrade your valvetrain today with GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Subaru EJ205\/EJ207\/EJ257 Chrome Polished Exhaust Valve \\u2014 32mm STD\",\"description\":\"Boost your Subaru EJ engine performance with GSC Power Division 32mm chrome polished exhaust valves. Set of 8. Order your performance parts at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2011-8\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej-series-ej205-ej207-ej257-chrome-polished-exhaust-valve-32mm-head-std-set-8\",\"offers\":{\"@type\":\"Offer\",\"price\":\"146.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej-series-ej205-ej207-ej257-chrome-polished-exhaust-valve-32mm-head-std-set-8\",\"sku\":\"GSC2011-8\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Exhaust\",\"item\":\"https:\/\/ggcracing.com\/collections\/exhaust\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Subaru EJ205\/EJ207\/EJ257 Chrome Polished Exhaust Valve \\u2014 32mm STD\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej-series-ej205-ej207-ej257-chrome-polished-exhaust-valve-32mm-head-std-set-8\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Subaru EJ205\/EJ207\/EJ257 Chrome Polished Exhaust Valve \\u2014 32mm fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Subaru EJ205\/EJ207\/EJ257 Chrome Polished Exhaust Valve \\u2014 32mm?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cat-back exhausts are bolt-on with basic hand tools \\u2014 most installs take 1-2 hours. No welding required.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501275732,"sku":"GSC2011-8","price":176.02,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/15fb1e27-708d-4e9c-b0a7-8bff103d1b36-800_d5215ecb-ff5e-46a6-8d16-095f3476db0f.jpg?v=1763590374"},{"product_id":"gsc-p-d-subaru-subaru-ej205-ej207-ej257-chrome-polished-intake-valve-36mm-head-std-single","title":"GSC Power Division Subaru EJ205\/EJ207\/EJ257 Chrome Polished Intake Valve — 36mm STD","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eHigh-Flow Intake Valves for Subaru EJ Engines\u003c\/h2\u003e\u003cp\u003eOptimize your Subaru engine's breathing with the GSC Power Division 36mm chrome polished intake valve. Designed for the EJ205, EJ207, and EJ257 platforms, this intake valve is engineered to provide maximum airflow and long-term durability. The chrome-polished finish reduces intake turbulence, allowing for a more efficient fuel-air mixture delivery into the combustion chamber, which is essential for achieving high horsepower and torque figures.\u003c\/p\u003e\u003ch3\u003eKey Features:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fits a wide range of Subaru models including WRX, STI, and Saab 9-2X Aero.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Diameter:\u003c\/strong\u003e 36mm (Standard size).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Chrome-polished for reduced surface friction and improved intake charge velocity.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Constructed from premium alloys to withstand high-heat environments and aggressive cam profiles.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrecision Engineering:\u003c\/strong\u003e Designed for a perfect seat seal, ensuring optimal compression ratios.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis intake valve is an essential component for any engine rebuild or performance head work. By replacing worn or restrictive stock valves, you ensure your engine can handle increased boost and higher RPMs without compromising reliability. Perfect for enthusiasts looking to maintain factory-spec sizing while gaining the benefits of modern material science. Trust GGCRACING for your precision engine components.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSaab\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e9-2X\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAero\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2001\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2004\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eOutback\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2004\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2004-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX TR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2011\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.5i\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2009-2010\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.5 GT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2009-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI Special Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010-2011\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.5i Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2011-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePremium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSport Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSport Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Subaru EJ205\/EJ207\/EJ257 Chrome Polished Intake Valve \\u2014 36mm STD\",\"description\":\"Upgrade your Subaru EJ intake with GSC Power Division 36mm chrome polished valves. Precision fit for WRX, STI, and more. Buy high-quality parts at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2012-01\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-subaru-ej205-ej207-ej257-chrome-polished-intake-valve-36mm-head-std-single\",\"offers\":{\"@type\":\"Offer\",\"price\":\"19.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-subaru-ej205-ej207-ej257-chrome-polished-intake-valve-36mm-head-std-single\",\"sku\":\"GSC2012-01\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Intake\",\"item\":\"https:\/\/ggcracing.com\/collections\/intake\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Subaru EJ205\/EJ207\/EJ257 Chrome Polished Intake Valve \\u2014 36mm STD\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-subaru-ej205-ej207-ej257-chrome-polished-intake-valve-36mm-head-std-single\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Subaru EJ205\/EJ207\/EJ257 Chrome Polished Intake Valve \\u2014 36mm  fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Subaru EJ205\/EJ207\/EJ257 Chrome Polished Intake Valve \\u2014 36mm ?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cold air intakes typically install in 30-60 minutes with basic hand tools. No tuning required for most plug-and-play kits.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501308500,"sku":"GSC2012-01","price":22.64,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/15fb1e27-708d-4e9c-b0a7-8bff103d1b36-800_585229b6-1e89-4d99-80ab-8d55ce3a74b9.jpg?v=1764003653"},{"product_id":"gsc-p-d-subaru-ej-series-ej205-ej207-ej257-chrome-polished-intake-valve-36mm-head-std-set-8","title":"GSC Power Division Subaru EJ205\/EJ207\/EJ257 Chrome Polished Intake Valve — 36mm STD Set","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eComplete Intake Valve Set for Subaru EJ Engines\u003c\/h2\u003e\u003cp\u003eUpgrade your Subaru EJ205, EJ207, or EJ257 valvetrain with this complete set of 8 GSC Power Division 36mm chrome polished intake valves. These valves are designed to meet the rigorous demands of turbocharged Subaru engines, offering exceptional heat resistance and improved flow characteristics. By upgrading to GSC, you are ensuring that your engine can maintain consistent performance under high-load conditions, whether on the street or the track.\u003c\/p\u003e\u003ch3\u003eTechnical Advantages:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Set:\u003c\/strong\u003e Includes 8 intake valves for a full engine refresh.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Size:\u003c\/strong\u003e 36mm head diameter, perfect for factory-spec head builds.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolished Surface:\u003c\/strong\u003e Chrome-polished finish minimizes intake restriction and prevents carbon accumulation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Integrity:\u003c\/strong\u003e High-grade alloy construction provides superior strength and thermal stability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance Fit:\u003c\/strong\u003e Engineered specifically for the Subaru EJ platform to ensure seamless integration with stock or aftermarket valve seats.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhen performing a head rebuild, it is vital to use components that can handle the increased stress of performance tuning. These GSC intake valves provide the necessary durability to prevent failure while optimizing the intake cycle for better power delivery. Rely on the experts at GGCRACING to provide the high-quality valvetrain components your Subaru deserves.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Subaru EJ205\/EJ207\/EJ257 Chrome Polished Intake Valve \\u2014 36mm STD Set\",\"description\":\"Get a complete set of 8 GSC Power Division 36mm chrome polished intake valves for your Subaru EJ engine. High-performance durability at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2012-8\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej-series-ej205-ej207-ej257-chrome-polished-intake-valve-36mm-head-std-set-8\",\"offers\":{\"@type\":\"Offer\",\"price\":\"146.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej-series-ej205-ej207-ej257-chrome-polished-intake-valve-36mm-head-std-set-8\",\"sku\":\"GSC2012-8\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Intake\",\"item\":\"https:\/\/ggcracing.com\/collections\/intake\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Subaru EJ205\/EJ207\/EJ257 Chrome Polished Intake Valve \\u2014 36mm STD Set\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej-series-ej205-ej207-ej257-chrome-polished-intake-valve-36mm-head-std-set-8\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Subaru EJ205\/EJ207\/EJ257 Chrome Polished Intake Valve \\u2014 36mm  fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Subaru EJ205\/EJ207\/EJ257 Chrome Polished Intake Valve \\u2014 36mm ?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cold air intakes typically install in 30-60 minutes with basic hand tools. No tuning required for most plug-and-play kits.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501341268,"sku":"GSC2012-8","price":175.62,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/GSCP-DSubaru.webp?v=1754330145"},{"product_id":"gsc-p-d-subaru-subaru-ej205-ej207-ej257-chrome-polished-exhaust-valve-33mm-head-1mm-single","title":"GSC Power Division Subaru EJ205\/EJ207\/EJ257 Chrome Polished Exhaust Valve — 33mm (+1mm)","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eHigh-Flow 33mm Exhaust Valves for Subaru EJ Engines\u003c\/h2\u003e\u003cp\u003eTake your Subaru EJ205, EJ207, or EJ257 engine to the next level with the GSC Power Division 33mm (+1mm) oversized exhaust valve. Designed for performance builds that require increased exhaust flow, these valves allow your engine to expel spent gases more efficiently, reducing backpressure and allowing for higher power output. The chrome-polished surface is specifically engineered to handle the extreme temperatures of high-boost applications.\u003c\/p\u003e\u003ch3\u003eKey Performance Features:\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOversized Design:\u003c\/strong\u003e 33mm head diameter (+1mm over stock) for improved exhaust scavenging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Advanced alloy construction for maximum heat resistance and durability.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFinish:\u003c\/strong\u003e Chrome-polished to reduce friction and prevent carbon buildup in the exhaust port.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fits a wide range of Subaru Impreza, WRX, and STI models.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerformance Benefit:\u003c\/strong\u003e Ideal for ported heads and high-horsepower turbo setups.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUpgrading to an oversized exhaust valve is a proven method for increasing the volumetric efficiency of your engine. These GSC valves provide the structural integrity needed to support aggressive tuning while ensuring your engine runs cooler and more efficiently. Whether you are building a street monster or a track-focused machine, these valves are an essential upgrade for any serious Subaru enthusiast. Find all your performance engine parts at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSaab\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e9-2X\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAero\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2001\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2004\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eOutback\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2004\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2004-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX 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#eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePremium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSport Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSport Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Subaru EJ205\/EJ207\/EJ257 Chrome Polished Exhaust Valve \\u2014 33mm (+1mm)\",\"description\":\"Increase flow with GSC Power Division 33mm (+1mm) chrome polished exhaust valves for Subaru EJ engines. High-performance upgrade available at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2013-01\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-subaru-ej205-ej207-ej257-chrome-polished-exhaust-valve-33mm-head-1mm-single\",\"offers\":{\"@type\":\"Offer\",\"price\":\"19.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-subaru-ej205-ej207-ej257-chrome-polished-exhaust-valve-33mm-head-1mm-single\",\"sku\":\"GSC2013-01\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Exhaust\",\"item\":\"https:\/\/ggcracing.com\/collections\/exhaust\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Subaru EJ205\/EJ207\/EJ257 Chrome Polished Exhaust Valve \\u2014 33mm (+1mm)\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-subaru-ej205-ej207-ej257-chrome-polished-exhaust-valve-33mm-head-1mm-single\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Subaru EJ205\/EJ207\/EJ257 Chrome Polished Exhaust Valve \\u2014 33mm fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Subaru EJ205\/EJ207\/EJ257 Chrome Polished Exhaust Valve \\u2014 33mm?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cat-back exhausts are bolt-on with basic hand tools \\u2014 most installs take 1-2 hours. No welding required.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501374036,"sku":"GSC2013-01","price":22.84,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/15fb1e27-708d-4e9c-b0a7-8bff103d1b36-800_3a486bb7-4df6-4e89-9e16-fdcd1947a711.jpg?v=1764003655"},{"product_id":"gsc-p-d-subaru-ej-series-ej205-ej207-ej257-chrome-polished-exhaust-valve-33mm-head-1mm-set-8","title":"GSC Power Division EJ Series +1mm Chrome Polished Exhaust Valve Set — Fits Subaru EJ205 EJ207 EJ257","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eHigh-Performance Exhaust Valves for Subaru EJ Series\u003c\/h2\u003e\u003cp\u003eUpgrade your Subaru engine's valvetrain with the GSC Power Division Chrome Polished Exhaust Valve Set. Designed specifically for the EJ205, EJ207, and EJ257 engines, these valves feature a 33mm head diameter, providing a +1mm oversized profile to improve exhaust flow and engine efficiency. Engineered for enthusiasts who demand reliability under high-boost conditions, these valves are a critical component for any performance rebuild.\u003c\/p\u003e\u003ch3\u003eKey Features and Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOversized Design:\u003c\/strong\u003e 33mm head (+1mm) allows for increased exhaust gas velocity and improved scavenging.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChrome Polished Finish:\u003c\/strong\u003e Reduces friction and promotes smoother airflow, minimizing carbon buildup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium Construction:\u003c\/strong\u003e Built to withstand the extreme thermal stresses of turbocharged Subaru applications.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete Set:\u003c\/strong\u003e Includes 8 high-quality exhaust valves for a full cylinder head refresh.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhether you are building a street-strip monster or a dedicated track car, these valves provide the strength and precision required for high-RPM operation. Ensure your engine breathes better and lasts longer with these precision-engineered components. For all your high-performance automotive needs, trust the experts at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division EJ Series +1mm Chrome Polished Exhaust Valve Set \\u2014 Fits Subaru EJ205 EJ207 EJ257\",\"description\":\"Upgrade your Subaru EJ engine with GSC Power Division 33mm +1mm Chrome Polished Exhaust Valves. High-performance durability for your build. Shop now!\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2013-8\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej-series-ej205-ej207-ej257-chrome-polished-exhaust-valve-33mm-head-1mm-set-8\",\"offers\":{\"@type\":\"Offer\",\"price\":\"147.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej-series-ej205-ej207-ej257-chrome-polished-exhaust-valve-33mm-head-1mm-set-8\",\"sku\":\"GSC2013-8\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Exhaust\",\"item\":\"https:\/\/ggcracing.com\/collections\/exhaust\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division EJ Series +1mm Chrome Polished Exhaust Valve Set \\u2014 Fits Subaru EJ205 EJ207 EJ257\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej-series-ej205-ej207-ej257-chrome-polished-exhaust-valve-33mm-head-1mm-set-8\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division EJ Series +1mm Chrome Polished Exhaust Valve Set \\u2014 Fits Subar fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division EJ Series +1mm Chrome Polished Exhaust Valve Set \\u2014 Fits Subar?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cat-back exhausts are bolt-on with basic hand tools \\u2014 most installs take 1-2 hours. No welding required.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501406804,"sku":"GSC2013-8","price":177.22,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/15fb1e27-708d-4e9c-b0a7-8bff103d1b36-800_e1aa2448-8426-4b54-a865-12d194e75e6b.jpg?v=1763590376"},{"product_id":"gsc-p-d-subaru-ej205-ej207-ej257-chrome-polished-intake-valve-37mm-head-1mm-single","title":"GSC Power Division EJ Series +1mm Chrome Polished Intake Valve — Fits Subaru EJ205 EJ207 EJ257","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003ePrecision Intake Valves for Subaru EJ Engines\u003c\/h2\u003e\u003cp\u003eOptimize your Subaru's cylinder head performance with the GSC Power Division Chrome Polished Intake Valve. Engineered for the EJ205, EJ207, and EJ257 platforms, this 37mm (+1mm) oversized valve is designed to maximize intake charge volume, significantly improving volumetric efficiency. This component is ideal for engine builders looking to extract every bit of power from their turbocharged Subaru setup.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHead Size:\u003c\/strong\u003e 37mm (+1mm oversized) for superior airflow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e High-grade alloy with a chrome polished finish for reduced drag.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Fits a wide range of Subaru models including WRX, STI, and Saab 9-2X Aero.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDurability:\u003c\/strong\u003e Engineered to resist heat and fatigue in high-boost environments.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThis single intake valve is perfect for replacing damaged components or completing a custom head porting project. Its polished surface ensures minimal intake turbulence, allowing for a more consistent air-fuel mixture across the power band. By upgrading your intake valves, you provide your engine with the necessary breathing room to support larger turbos and increased boost levels. Rely on GGCRACING for top-tier engine components that deliver consistent, track-proven results.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSaab\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e9-2X\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAero\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2001\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2004\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eOutback\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2004\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid 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#eee;\"\u003e2009-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI Special Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010-2011\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.5i Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2011-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePremium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSport Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSport Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division EJ Series +1mm Chrome Polished Intake Valve \\u2014 Fits Subaru EJ205 EJ207 EJ257\",\"description\":\"Enhance your Subaru EJ engine airflow with the GSC Power Division 37mm +1mm Chrome Polished Intake Valve. Precision-engineered for performance. Buy today!\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2014-01\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-chrome-polished-intake-valve-37mm-head-1mm-single\",\"offers\":{\"@type\":\"Offer\",\"price\":\"19.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-chrome-polished-intake-valve-37mm-head-1mm-single\",\"sku\":\"GSC2014-01\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Intake\",\"item\":\"https:\/\/ggcracing.com\/collections\/intake\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division EJ Series +1mm Chrome Polished Intake Valve \\u2014 Fits Subaru EJ205 EJ207 EJ257\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-chrome-polished-intake-valve-37mm-head-1mm-single\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division EJ Series +1mm Chrome Polished Intake Valve \\u2014 Fits Subaru EJ2 fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division EJ Series +1mm Chrome Polished Intake Valve \\u2014 Fits Subaru EJ2?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cold air intakes typically install in 30-60 minutes with basic hand tools. No tuning required for most plug-and-play kits.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501439572,"sku":"GSC2014-01","price":22.79,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/15fb1e27-708d-4e9c-b0a7-8bff103d1b36-800_553c027a-53d7-4c24-89cb-178f2e35030c.jpg?v=1764003657"},{"product_id":"gsc-p-d-subaru-ej-series-ej205-ej207-ej257-chrome-polished-intake-valve-37mm-head-1mm-set-8","title":"GSC Power Division EJ Series +1mm Chrome Polished Intake Valve Set — Fits Subaru EJ205 EJ207 EJ257","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eMaximize Airflow with GSC Intake Valve Sets\u003c\/h2\u003e\u003cp\u003eUnlock the full potential of your Subaru EJ205, EJ207, or EJ257 engine with the GSC Power Division Chrome Polished Intake Valve Set. This kit includes 8 high-performance 37mm (+1mm) intake valves, engineered to provide superior flow characteristics compared to stock components. Perfect for high-horsepower builds, these valves are designed to handle the increased demand of performance camshafts and high-boost turbochargers.\u003c\/p\u003e\u003ch3\u003eWhy Choose GSC Performance Valves?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncreased Flow:\u003c\/strong\u003e The +1mm oversized head design improves intake port efficiency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePolished Finish:\u003c\/strong\u003e Chrome polished surfaces reduce intake resistance and improve flow consistency.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRobust Engineering:\u003c\/strong\u003e Crafted from premium materials to ensure reliability under extreme heat and pressure.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePerfect Fitment:\u003c\/strong\u003e Designed specifically for the Subaru EJ series cylinder heads for a straightforward installation.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eUpgrading your intake valves is a vital step in any serious engine build. By reducing flow restriction at the valve seat, you allow your engine to produce more power and maintain better performance at high RPMs. These valves are the industry standard for Subaru enthusiasts who refuse to compromise on quality or performance. Experience the difference in engine response and reliability with GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division EJ Series +1mm Chrome Polished Intake Valve Set \\u2014 Fits Subaru EJ205 EJ207 EJ257\",\"description\":\"Boost your Subaru EJ engine airflow with the GSC Power Division 37mm +1mm Chrome Polished Intake Valve Set. High-performance valvetrain upgrade. Shop now!\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2014-8\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej-series-ej205-ej207-ej257-chrome-polished-intake-valve-37mm-head-1mm-set-8\",\"offers\":{\"@type\":\"Offer\",\"price\":\"147.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej-series-ej205-ej207-ej257-chrome-polished-intake-valve-37mm-head-1mm-set-8\",\"sku\":\"GSC2014-8\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Intake\",\"item\":\"https:\/\/ggcracing.com\/collections\/intake\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division EJ Series +1mm Chrome Polished Intake Valve Set \\u2014 Fits Subaru EJ205 EJ207 EJ257\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej-series-ej205-ej207-ej257-chrome-polished-intake-valve-37mm-head-1mm-set-8\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division EJ Series +1mm Chrome Polished Intake Valve Set \\u2014 Fits Subaru fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division EJ Series +1mm Chrome Polished Intake Valve Set \\u2014 Fits Subaru?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cold air intakes typically install in 30-60 minutes with basic hand tools. No tuning required for most plug-and-play kits.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501472340,"sku":"GSC2014-8","price":176.82,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/SubaruEJSeries.jpg?v=1754330090"},{"product_id":"gsc-p-d-ej-series-ej205-ej207-ej257-chrome-polished-super-alloy-exhaust-valve-32mm-headstd","title":"GSC Power Division EJ Series Super Alloy Exhaust Valve — Fits Subaru EJ205 EJ207 EJ257","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eSuper Alloy Exhaust Valves for Subaru EJ Series\u003c\/h2\u003e\u003cp\u003eEnsure your engine's longevity with the GSC Power Division Super Alloy Exhaust Valve. Designed for the Subaru EJ205, EJ207, and EJ257, this standard 32mm exhaust valve is crafted from advanced super alloy materials to withstand the intense heat of high-performance turbocharged engines. If you are pushing your Subaru to its limits, these valves offer the thermal resistance necessary to prevent failure.\u003c\/p\u003e\u003ch3\u003eKey Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSuper Alloy Construction:\u003c\/strong\u003e Superior heat resistance compared to standard factory valves.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard Size:\u003c\/strong\u003e 32mm head diameter ensures perfect fitment with factory valve seats.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChrome Polished:\u003c\/strong\u003e Enhances durability and promotes smoother exhaust gas flow.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReliability:\u003c\/strong\u003e Engineered to handle high exhaust gas temperatures (EGTs) common in tuned vehicles.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eExhaust valves are subjected to the most extreme conditions inside your engine. Using GSC's Super Alloy material provides peace of mind, knowing your valvetrain can handle the heat of aggressive tuning and spirited driving. This valve is the ideal choice for those who want to maintain factory-spec sizing while significantly upgrading the material quality for better durability. Whether you are daily driving or hitting the track, GGCRACING provides the high-quality components you need to keep your Subaru running strong.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSaab\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e9-2X\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAero\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2001\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2004\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eOutback\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2004\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2004-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX TR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2011\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid 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#eee;\"\u003e2009-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI Special Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010-2011\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.5i Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2011-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePremium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSport Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSport Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division EJ Series Super Alloy Exhaust Valve \\u2014 Fits Subaru EJ205 EJ207 EJ257\",\"description\":\"Upgrade to GSC Power Division Super Alloy Exhaust Valves for your Subaru EJ. Standard 32mm size for maximum reliability. Order your performance parts today!\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2015-01\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-ej-series-ej205-ej207-ej257-chrome-polished-super-alloy-exhaust-valve-32mm-headstd\",\"offers\":{\"@type\":\"Offer\",\"price\":\"34.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-ej-series-ej205-ej207-ej257-chrome-polished-super-alloy-exhaust-valve-32mm-headstd\",\"sku\":\"GSC2015-01\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Exhaust\",\"item\":\"https:\/\/ggcracing.com\/collections\/exhaust\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division EJ Series Super Alloy Exhaust Valve \\u2014 Fits Subaru EJ205 EJ207 EJ257\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-ej-series-ej205-ej207-ej257-chrome-polished-super-alloy-exhaust-valve-32mm-headstd\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division EJ Series Super Alloy Exhaust Valve \\u2014 Fits Subaru EJ205 EJ207 fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division EJ Series Super Alloy Exhaust Valve \\u2014 Fits Subaru EJ205 EJ207?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cat-back exhausts are bolt-on with basic hand tools \\u2014 most installs take 1-2 hours. No welding required.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501505108,"sku":"GSC2015-01","price":40.09,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/15fb1e27-708d-4e9c-b0a7-8bff103d1b36-800_223d35ce-cbbd-4ef0-a090-92eca1147570.jpg?v=1764003659"},{"product_id":"gsc-p-d-ej-series-ej205-ej207-ej257-chrome-polished-super-alloy-exhaust-valve-32mm-headstd-set-8","title":"GSC Power Division EJ Series Super Alloy Exhaust Valve Set","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eUltimate Heat Resistance: GSC Super Alloy Valve Set\u003c\/h2\u003e\u003cp\u003eProtect your Subaru EJ205, EJ207, or EJ257 engine with the GSC Power Division Super Alloy Exhaust Valve Set. This 8-piece set provides the ultimate solution for high-performance builds where exhaust gas temperatures are a concern. By utilizing advanced super alloy materials, these valves offer exceptional resistance to heat-induced deformation and cracking, ensuring your engine remains reliable under heavy load.\u003c\/p\u003e\u003ch3\u003eWhy Upgrade to Super Alloy?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eThermal Resilience:\u003c\/strong\u003e Advanced alloy composition handles extreme EGTs better than OEM valves.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eComplete 8-Piece Set:\u003c\/strong\u003e Perfect for a full cylinder head overhaul or performance engine build.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard 32mm Size:\u003c\/strong\u003e Designed for direct fitment into standard Subaru EJ cylinder heads.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChrome Polished:\u003c\/strong\u003e Reduces friction and promotes efficient exhaust flow for better power output.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eFor enthusiasts running high boost or aggressive ignition timing, exhaust valve failure is a common risk. The GSC Super Alloy set mitigates this risk by providing a robust, heat-resistant barrier. This set is the perfect balance of performance and reliability, allowing you to push your Subaru further with confidence. Invest in the best for your engine's valvetrain and enjoy the peace of mind that comes with high-quality engineering. Find all your performance engine parts at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division EJ Series Super Alloy Exhaust Valve Set \\u2014 Fits Subaru EJ205 EJ207 EJ257\",\"description\":\"Upgrade your Subaru EJ valvetrain with the GSC Power Division Super Alloy Exhaust Valve Set. 8-piece kit for maximum heat resistance. Shop GGCRACING today!\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2015-8\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-ej-series-ej205-ej207-ej257-chrome-polished-super-alloy-exhaust-valve-32mm-headstd-set-8\",\"offers\":{\"@type\":\"Offer\",\"price\":\"261.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-ej-series-ej205-ej207-ej257-chrome-polished-super-alloy-exhaust-valve-32mm-headstd-set-8\",\"sku\":\"GSC2015-8\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Exhaust\",\"item\":\"https:\/\/ggcracing.com\/collections\/exhaust\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division EJ Series Super Alloy Exhaust Valve Set \\u2014 Fits Subaru EJ205 EJ207 EJ257\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-ej-series-ej205-ej207-ej257-chrome-polished-super-alloy-exhaust-valve-32mm-headstd-set-8\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division EJ Series Super Alloy Exhaust Valve Set \\u2014 Fits Subaru EJ205 E fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division EJ Series Super Alloy Exhaust Valve Set \\u2014 Fits Subaru EJ205 E?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cat-back exhausts are bolt-on with basic hand tools \\u2014 most installs take 1-2 hours. No welding required.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501636180,"sku":"GSC2015-8","price":309.65,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/be0bd0182b106c32aa08cadeb574eb74.jpg?v=1721614859"},{"product_id":"gsc-p-d-subaru-ej20-ej257-turbo-chrome-polished-super-alloy-exhaust-valve-33mm-head-1mm-single","title":"GSC Power Division Super Alloy Exhaust Valve 33mm +1mm — Fits 1999-2015 Subaru EJ20\/EJ257","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/EABRL0tTNbM\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eHigh-Performance Exhaust Valves for Subaru EJ Engines\u003c\/h2\u003e\u003cp\u003eMaximize the thermal efficiency and reliability of your Subaru EJ20 or EJ257 engine with the GSC Power Division Super Alloy Exhaust Valve. Designed for high-boost applications and aggressive cam profiles, this 33mm (+1mm oversized) valve is engineered to withstand extreme combustion temperatures that would cause standard valves to fail.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMaterial: High-temperature Super Alloy\u003c\/li\u003e\n\u003cli\u003eHead Diameter: 33mm (+1mm over stock)\u003c\/li\u003e\n\u003cli\u003eFinish: Chrome Polished for reduced friction\u003c\/li\u003e\n\u003cli\u003eApplication: Subaru EJ20 \/ EJ257 Turbo Engines\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe GSC Super Alloy construction provides superior resistance to heat-induced fatigue and deformation. By utilizing a +1mm oversized head, you allow for increased exhaust gas flow, which is critical for reducing backpressure in high-horsepower turbo setups. Whether you are building a street-driven WRX or a dedicated track-spec STI, these valves offer the durability required for sustained high-RPM operation. The precision-machined surface ensures an excellent seal against the valve seat, optimizing compression and power delivery across the entire RPM range. Each valve is meticulously crafted to meet the rigorous demands of professional engine builders. For all your high-performance engine component needs, trust the selection at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSaab\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e9-2X\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eAero\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2001\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2004\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eOutback\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e1999-2005\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2004\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eTS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2002-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2004-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX TR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006-2011\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.5i\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2007\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2009-2010\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.5 GT\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2009-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI Special Edition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010-2011\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.5i Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2011-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003ePremium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSport Limited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2012-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eImpreza\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSport Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eBase\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eSubaru\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eWRX STI\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLimited\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Super Alloy Exhaust Valve 33mm +1mm \\u2014 Fits 1999-2015 Subaru EJ20\/EJ257\",\"description\":\"Upgrade your Subaru EJ engine with GSC Power Division's 33mm Super Alloy Exhaust Valve. High-heat resistance for high-boost builds. Shop GGCRACING today.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2017-01\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej20-ej257-turbo-chrome-polished-super-alloy-exhaust-valve-33mm-head-1mm-single\",\"offers\":{\"@type\":\"Offer\",\"price\":\"34.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej20-ej257-turbo-chrome-polished-super-alloy-exhaust-valve-33mm-head-1mm-single\",\"sku\":\"GSC2017-01\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Exhaust\",\"item\":\"https:\/\/ggcracing.com\/collections\/exhaust\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Super Alloy Exhaust Valve 33mm +1mm \\u2014 Fits 1999-2015 Subaru EJ20\/EJ257\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej20-ej257-turbo-chrome-polished-super-alloy-exhaust-valve-33mm-head-1mm-single\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Super Alloy Exhaust Valve 33mm +1mm \\u2014 Fits 1999-2015 Subaru E fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Super Alloy Exhaust Valve 33mm +1mm \\u2014 Fits 1999-2015 Subaru E?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cat-back exhausts are bolt-on with basic hand tools \\u2014 most installs take 1-2 hours. No welding required.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501701716,"sku":"GSC2017-01","price":40.55,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/15fb1e27-708d-4e9c-b0a7-8bff103d1b36-800_51b2716e-7ba5-40cf-ad3a-d17280978561.jpg?v=1765143256"},{"product_id":"gsc-p-d-ej-series-ej205-ej207-ej257-chrome-polished-super-alloy-exhaust-valve-33mm-head-1mm-set-8","title":"GSC Power Division Super Alloy Exhaust Valve 33mm +1mm Set","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/EABRL0tTNbM\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eComplete Valve Set for Subaru EJ Performance\u003c\/h2\u003e\u003cp\u003eEnsure your Subaru EJ engine build is balanced and reliable with this complete set of eight GSC Power Division Super Alloy Exhaust Valves. Specifically engineered for the EJ20 and EJ257 platforms, these 33mm (+1mm oversized) valves are the industry standard for high-boost, high-horsepower applications. By replacing your entire exhaust valve train with this premium set, you guarantee uniform flow characteristics and thermal expansion properties across all cylinders.\u003c\/p\u003e\u003ch3\u003eWhy Choose GSC Super Alloy Valves?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eComplete set of 8 valves for a full engine rebuild\u003c\/li\u003e\n\u003cli\u003eSuper Alloy material prevents valve head burning\u003c\/li\u003e\n\u003cli\u003e+1mm oversized design for improved exhaust scavenging\u003c\/li\u003e\n\u003cli\u003eChrome polished stems for smooth operation and longevity\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eHigh-performance engines generate immense heat, which is the primary cause of valve failure. GSC Power Division utilizes advanced metallurgy to create a valve that maintains structural integrity under the most punishing conditions. The +1mm oversized head design significantly improves exhaust flow, allowing your turbocharger to spool more efficiently and reducing cylinder head temperatures. These valves are essential for any enthusiast looking to push their Subaru beyond factory limits without sacrificing reliability. Experience the precision engineering that professional tuners rely on for their most demanding builds. Find your complete engine component solutions at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division Super Alloy Exhaust Valve 33mm +1mm Set \\u2014 Fits Subaru EJ20\/EJ257\",\"description\":\"Complete your engine build with a set of 8 GSC Power Division 33mm Super Alloy Exhaust Valves for Subaru EJ engines. Durable, high-flow performance.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2017-8\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-ej-series-ej205-ej207-ej257-chrome-polished-super-alloy-exhaust-valve-33mm-head-1mm-set-8\",\"offers\":{\"@type\":\"Offer\",\"price\":\"264.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-ej-series-ej205-ej207-ej257-chrome-polished-super-alloy-exhaust-valve-33mm-head-1mm-set-8\",\"sku\":\"GSC2017-8\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Exhaust\",\"item\":\"https:\/\/ggcracing.com\/collections\/exhaust\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division Super Alloy Exhaust Valve 33mm +1mm Set \\u2014 Fits Subaru EJ20\/EJ257\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-ej-series-ej205-ej207-ej257-chrome-polished-super-alloy-exhaust-valve-33mm-head-1mm-set-8\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division Super Alloy Exhaust Valve 33mm +1mm Set \\u2014 Fits Subaru EJ20\/EJ fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division Super Alloy Exhaust Valve 33mm +1mm Set \\u2014 Fits Subaru EJ20\/EJ?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cat-back exhausts are bolt-on with basic hand tools \\u2014 most installs take 1-2 hours. No welding required.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501734484,"sku":"GSC2017-8","price":313.23,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/be0bd0182b106c32aa08cadeb574eb74_4e9d7ab2-d0c4-4c99-9110-46b3d007fbea.jpg?v=1721614861"},{"product_id":"gsc-p-d-4b11t-23-8n-chrome-polished-exhaust-valve-29mm-head-std-set-8","title":"GSC Power Division 23-8N Exhaust Valve 29mm Set","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003ePremium Exhaust Valves for Mitsubishi 4B11T\u003c\/h2\u003e\u003cp\u003eUpgrade the exhaust side of your Mitsubishi 4B11T engine with this set of eight GSC Power Division 23-8N Exhaust Valves. These valves are engineered to provide the perfect balance of strength, heat resistance, and flow for your Lancer Evolution or Ralliart build. Manufactured from high-grade 23-8N material, these valves are designed to withstand the extreme exhaust gas temperatures associated with high-boost turbo setups.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eSet of 8 valves for complete cylinder head coverage\u003c\/li\u003e\n\u003cli\u003e23-8N material for superior heat resistance\u003c\/li\u003e\n\u003cli\u003eStandard 29mm head diameter for easy installation\u003c\/li\u003e\n\u003cli\u003eChrome polished finish for reduced friction and wear\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhen increasing boost pressure, the exhaust valves are subjected to the highest thermal stress in the engine. Standard factory valves can often suffer from fatigue or burning, leading to catastrophic engine failure. GSC Power Division's 23-8N valves offer a significant upgrade in durability, ensuring that your engine can handle increased power levels reliably. The precision-machined 29mm head ensures a perfect fit with your existing valve seats, while the chrome-polished finish minimizes drag within the valve guide, promoting smoother operation at high RPMs. Whether you are preparing for a track day or a street-strip build, these valves provide the peace of mind you need. Optimize your engine's performance with quality components from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division 23-8N Exhaust Valve 29mm Set \\u2014 Fits Mitsubishi 4B11T\",\"description\":\"Upgrade your Mitsubishi 4B11T exhaust train with a set of 8 GSC Power Division 23-8N valves. Standard size, high-strength durability. Order at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2021-8\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4b11t-23-8n-chrome-polished-exhaust-valve-29mm-head-std-set-8\",\"offers\":{\"@type\":\"Offer\",\"price\":\"142.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4b11t-23-8n-chrome-polished-exhaust-valve-29mm-head-std-set-8\",\"sku\":\"GSC2021-8\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Exhaust\",\"item\":\"https:\/\/ggcracing.com\/collections\/exhaust\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division 23-8N Exhaust Valve 29mm Set \\u2014 Fits Mitsubishi 4B11T\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4b11t-23-8n-chrome-polished-exhaust-valve-29mm-head-std-set-8\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division 23-8N Exhaust Valve 29mm Set \\u2014 Fits Mitsubishi 4B11T fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division 23-8N Exhaust Valve 29mm Set \\u2014 Fits Mitsubishi 4B11T?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cat-back exhausts are bolt-on with basic hand tools \\u2014 most installs take 1-2 hours. No welding required.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501767252,"sku":"GSC2021-8","price":171.24,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/8cec6cee9297f21b6e8eb7e3285e3657.jpg?v=1721614864"},{"product_id":"gsc-p-d-mitsubishi-4b11t-21-4n-chrome-polished-intake-valve-35mm-head-std-single","title":"GSC Power Division 21-4N Intake Valve 35mm — Fits Mitsubishi 4B11T \u0026 Hyundai 2.0T","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/xsuDuHA8f2g\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eHigh-Flow Intake Valves for 4B11T \u0026amp; Genesis 2.0T\u003c\/h2\u003e\u003cp\u003eEnhance the breathing capacity of your Mitsubishi 4B11T or Hyundai Genesis 2.0T engine with the GSC Power Division 21-4N Intake Valve. These intake valves are crafted from high-quality 21-4N stainless steel, providing exceptional strength and wear resistance. Designed to meet the demands of high-performance engines, these valves ensure consistent airflow and optimal combustion efficiency under all operating conditions.\u003c\/p\u003e\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eMaterial: 21-4N Stainless Steel\u003c\/li\u003e\n\u003cli\u003eHead Diameter: 35mm (Standard)\u003c\/li\u003e\n\u003cli\u003eFinish: Chrome Polished\u003c\/li\u003e\n\u003cli\u003eApplication: Mitsubishi 4B11T \u0026amp; Hyundai Genesis 2.0T\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eThe intake side of your engine is critical for maximizing power output. By using GSC Power Division's precision-engineered valves, you ensure that your engine receives a consistent, unobstructed charge of air and fuel. The 21-4N material is specifically chosen for its ability to maintain its shape and sealing surface, even when subjected to the high-pressure environments of a turbocharged engine. The chrome-polished finish reduces surface friction, which helps to minimize valve guide wear and ensures smooth, rapid movement at high engine speeds. Whether you are performing a routine cylinder head refresh or building a high-horsepower race engine, these intake valves offer the reliability and performance you expect from top-tier components. Upgrade your valve train today with premium parts from GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003ch3 style=\"margin:0 0 8px;\"\u003eVehicle Fitment\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;font-size:0.92em;\"\u003e\n\u003cthead\u003e\u003ctr style=\"background:#f0f0f0;text-align:left;\"\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eYears\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eMake\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:6px 10px;\"\u003eTrim\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHyundai\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGenesis Coupe\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.0T Track\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHyundai\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGenesis Coupe\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.0T\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHyundai\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGenesis Coupe\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.0T Premium\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010-2014\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eHyundai\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eGenesis Coupe\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2.0T R-Spec\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution SE\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2006\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eEvolution MR\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2009-2015\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRalliart\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003e2010-2011\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eMitsubishi\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eLancer\u003c\/td\u003e\n\u003ctd style=\"padding:4px 10px;border-bottom:1px solid #eee;\"\u003eRalliart Sportback\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division 21-4N Intake Valve 35mm \\u2014 Fits Mitsubishi 4B11T \u0026 Hyundai 2.0T\",\"description\":\"Improve airflow with the GSC Power Division 21-4N Intake Valve for Mitsubishi 4B11T and Hyundai 2.0T engines. High-strength, precision fit at GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2022-01\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4b11t-21-4n-chrome-polished-intake-valve-35mm-head-std-single\",\"offers\":{\"@type\":\"Offer\",\"price\":\"19.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4b11t-21-4n-chrome-polished-intake-valve-35mm-head-std-single\",\"sku\":\"GSC2022-01\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Intake\",\"item\":\"https:\/\/ggcracing.com\/collections\/intake\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division 21-4N Intake Valve 35mm \\u2014 Fits Mitsubishi 4B11T \u0026 Hyundai 2.0T\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4b11t-21-4n-chrome-polished-intake-valve-35mm-head-std-single\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division 21-4N Intake Valve 35mm \\u2014 Fits Mitsubishi 4B11T \u0026 Hyundai 2.0 fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Use the fitment table above to confirm.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division 21-4N Intake Valve 35mm \\u2014 Fits Mitsubishi 4B11T \u0026 Hyundai 2.0?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cold air intakes typically install in 30-60 minutes with basic hand tools. No tuning required for most plug-and-play kits.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501800020,"sku":"GSC2022-01","price":23.68,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/15fb1e27-708d-4e9c-b0a7-8bff103d1b36-800_b353e4e9-e9d2-406a-b029-fee5952e6e0a.jpg?v=1764003660"},{"product_id":"gsc-p-d-4b11t-21-4n-chrome-polished-intake-valve-35mm-head-std-set-8","title":"GSC Power Division 21-4N Intake Valve 35mm Set","description":"\u003cdiv style=\"background:#f7f7f7;border-left:4px solid #c00000;padding:14px 18px;margin:0 0 18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;font-size:1.1em;\"\u003eAbout GSC Power Division\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eGSC Power Division engineers high-quality automotive parts and accessories trusted by enthusiasts and shops across North America. At GGCRACING we stock the full GSC Power Division lineup with fast shipping and expert fitment support — order with confidence.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"margin:24px 0 8px;\"\u003eWatch in action\u003c\/h3\u003e\u003cdiv style=\"position:relative;padding-bottom:56.25%;height:0;overflow:hidden;margin:0 0 18px;border-radius:6px;\"\u003e\u003ciframe src=\"https:\/\/www.youtube.com\/embed\/xsuDuHA8f2g\" style=\"position:absolute;top:0;left:0;width:100%;height:100%;border:0;\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture\" allowfullscreen loading=\"lazy\"\u003e\u003c\/iframe\u003e\u003c\/div\u003e\n\u003ch2\u003eComplete Intake Valve Set for 4B11T \u0026amp; Genesis\u003c\/h2\u003e\u003cp\u003eUpgrade your entire intake valve train with this set of eight GSC Power Division 21-4N Intake Valves. Designed specifically for the Mitsubishi 4B11T and Hyundai Genesis 2.0T platforms, this set provides the uniformity and durability required for high-performance engine builds. By replacing all intake valves simultaneously, you ensure that your engine maintains balanced airflow across all cylinders, which is essential for smooth power delivery and engine longevity.\u003c\/p\u003e\u003ch3\u003eWhy Choose GSC Intake Valves?\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eComplete set of 8 valves for a full cylinder head refresh\u003c\/li\u003e\n\u003cli\u003e21-4N stainless steel construction for maximum durability\u003c\/li\u003e\n\u003cli\u003eStandard 35mm head diameter for perfect compatibility\u003c\/li\u003e\n\u003cli\u003eChrome polished stems for reduced friction and improved longevity\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eWhen building a high-performance engine, consistency is key. GSC Power Division's intake valves are manufactured to the highest standards, ensuring that each valve in the set performs identically. The 21-4N material provides the necessary hardness to resist wear against the valve seat, while the chrome-polished finish ensures that the valves operate smoothly within the guides. This set is an ideal choice for enthusiasts who demand reliability during aggressive driving or track use. By upgrading your intake valves, you are investing in the long-term health of your engine and ensuring that your turbocharger can perform at its peak. Trust your engine build to the high-quality components available at GGCRACING.\u003c\/p\u003e\n\u003cdiv style=\"margin:24px 0;border-top:1px solid #eee;padding-top:18px;\"\u003e\n\u003ch3 style=\"margin:0 0 6px;\"\u003eOften bought with\u003c\/h3\u003e\n\u003cp style=\"font-size:0.9em;color:#555;margin:0 0 8px;\"\u003eOther popular GSC Power Division products customers consider together:\u003c\/p\u003e\n\u003cul style=\"padding-left:20px;margin:0;\"\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-evo-1-9-90-98-dsm-viton-6-6mm-valve-stem-seal-set\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Viton Valve Stem Seal Set 6.6mm — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-mitsubishi-4g63t-evo-1-9-90-98-dsm-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32-Piece — Fits 4G63T DSM Evo\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-4g63t-valve-seat-oem-replacement-set-of-16\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division OEM Replacement Valve Seat Set 16-Piece — Fits 4G63T\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-valve-seat-set-oem-replacement-ej205-ej207-ej257\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Seat Set OEM Replacement — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/gsc-p-d-subaru-ej205-ej207-ej257-ej257b-sohc-ej-valve-keeper-set-set-of-32\" style=\"color:#0066cc;text-decoration:none;\"\u003eGSC Power Division Valve Keeper Set 32pc — Fits Subaru EJ205 EJ257\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\/\",\"@type\":\"Product\",\"name\":\"GSC Power Division 21-4N Intake Valve 35mm Set \\u2014 Fits Mitsubishi 4B11T \u0026 Hyundai 2.0T\",\"description\":\"Complete your valve train upgrade with a set of 8 GSC Power Division 21-4N Intake Valves for 4B11T and Hyundai 2.0T engines. Shop GGCRACING.\",\"brand\":{\"@type\":\"Brand\",\"name\":\"GSC Power Division\"},\"mpn\":\"2022-8\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4b11t-21-4n-chrome-polished-intake-valve-35mm-head-std-set-8\",\"offers\":{\"@type\":\"Offer\",\"price\":\"153.99\",\"priceCurrency\":\"USD\",\"availability\":\"https:\/\/schema.org\/InStock\",\"url\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4b11t-21-4n-chrome-polished-intake-valve-35mm-head-std-set-8\",\"sku\":\"GSC2022-8\"}}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"BreadcrumbList\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/ggcracing.com\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Intake\",\"item\":\"https:\/\/ggcracing.com\/collections\/intake\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"GSC Power Division\",\"item\":\"https:\/\/ggcracing.com\/collections\/vendors?q=GSC+Power+Division\"},{\"@type\":\"ListItem\",\"position\":4,\"name\":\"GSC Power Division 21-4N Intake Valve 35mm Set \\u2014 Fits Mitsubishi 4B11T \u0026 Hyundai 2.0T\",\"item\":\"https:\/\/ggcracing.com\/products\/gsc-p-d-4b11t-21-4n-chrome-polished-intake-valve-35mm-head-std-set-8\"}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Does the GSC Power Division 21-4N Intake Valve 35mm Set \\u2014 Fits Mitsubishi 4B11T \u0026 Hyundai fit my vehicle?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Compatibility depends on your exact year, make, and model. Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for GSC Power Division?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Most in-stock items ship same or next business day. Free shipping on orders over $99 in the continental US. Tracking is provided via email as soon as your order leaves our warehouse.\"}},{\"@type\":\"Question\",\"name\":\"How do I install the GSC Power Division 21-4N Intake Valve 35mm Set \\u2014 Fits Mitsubishi 4B11T \u0026 Hyundai?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cold air intakes typically install in 30-60 minutes with basic hand tools. No tuning required for most plug-and-play kits.\"}}]}\u003c\/script\u003e","brand":"GSC Power Division","offers":[{"title":"Default Title","offer_id":41450501865556,"sku":"GSC2022-8","price":183.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0552\/3210\/2484\/files\/203ab90879960d8faaee223d8d57b885.jpg?v=1721614867"}],"url":"https:\/\/ggcracing.com\/en-co\/collections\/gsc-power-division.oembed?page=3","provider":"GGCRACING INC","version":"1.0","type":"link"}