{"product_id":"k-n-marine-3-75in-flange-id-x-3-75in-top-od-4-5in-base-od-x-4in-h-round-tapered-flame-arrestor","title":"K\u0026N Marine Flame Arrestor - 3.75in Flange ID, 4in H","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 K\u0026amp;N Engineering\u003c\/h3\u003e\n\u003cp style=\"margin:0;font-size:0.95em;line-height:1.55;\"\u003eK\u0026amp;N has been the world's leader in washable, reusable performance air filters since 1969. From the legendary cone filter to complete cold-air intake systems, K\u0026amp;N's cotton-gauze element delivers more airflow than paper while staying serviceable for the life of the vehicle.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2\u003eK\u0026amp;N Marine Flame Arrestor for Enhanced Engine Performance\u003c\/h2\u003e\n\u003cp\u003eExperience the superior air filtration technology that K\u0026amp;N Engineering is renowned for, now optimized for marine applications. The K\u0026amp;N Marine Flame Arrestor is designed to deliver increased horsepower and exceptional engine protection, ensuring your vessel performs at its peak on the water. This flame arrestor is built to meet the demanding requirements of marine environments, providing reliable airflow and safety.\u003c\/p\u003e\n\n\u003ch3\u003eAdvanced Filtration Technology\u003c\/h3\u003e\n\u003cp\u003eAt the heart of this flame arrestor is K\u0026amp;N's signature oiled cotton gauze filter element. This media offers excellent airflow, allowing your engine to breathe freely, which translates directly to increased horsepower and torque. The filter is protected by a durable epoxied screen, ensuring its integrity and longevity even under harsh conditions. This combination provides a significant upgrade over standard marine air filters.\u003c\/p\u003e\n\n\u003ch3\u003ePerformance and Protection Features:\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlange Diameter:\u003c\/strong\u003e 3.75 inches (ID)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTop Outer Diameter:\u003c\/strong\u003e 3.75 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBase Outer Diameter:\u003c\/strong\u003e 4.5 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeight:\u003c\/strong\u003e 4 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Round Tapered\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Marine Engines\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBenefits:\u003c\/strong\u003e Increased Horsepower, Engine Protection, Improved Airflow\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe K\u0026amp;N Flame Arrestor is not just about performance; it's also about safeguarding your engine. Its design helps prevent backfires and ensures clean air intake, contributing to overall engine health and efficiency. For those who demand high performance on the water, K\u0026amp;N Flame Arrestors are the ultimate choice for power and reliability.\u003c\/p\u003e\n\n\u003cp\u003eGet the best for your boat's engine with K\u0026amp;N marine 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 K\u0026amp;N Engineering 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\/k-n-custom-racing-assembly-carbon-fiber-air-box-w-o-base-large\" style=\"color:#0066cc;text-decoration:none;\"\u003eK\u0026amp;N Custom Racing Assembly Carbon Fiber Air Box - Large\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/k-n-custom-racing-assembly-carbon-fiber-air-box-large-solid-base-only\" style=\"color:#0066cc;text-decoration:none;\"\u003eK\u0026amp;N Custom Racing Assembly Carbon Fiber Air Box - Large Solid Base\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/k-n-custom-racing-assembly-carbon-fiber-4in-air-box-w-o-base-large\" style=\"color:#0066cc;text-decoration:none;\"\u003eK\u0026amp;N 100-8591 Custom Racing Carbon Fiber Air Box - Large\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/k-n-custom-racing-air-filter-rectangular-carbon-fiber-4in-air-box-w-2-75in-air-horn\" style=\"color:#0066cc;text-decoration:none;\"\u003eK\u0026amp;N 100-8593 Custom Racing Air Filter - Carbon Fiber 4in Air Box w\/ 2.75in Air Horn\u003c\/a\u003e\u003c\/li\u003e\n\u003cli style=\"margin:4px 0;\"\u003e\u003ca href=\"https:\/\/ggcracing.com\/products\/k-n-ford-gm-dodge-throttle-control-module\" style=\"color:#0066cc;text-decoration:none;\"\u003eK\u0026amp;N 20-1000 Throttle Control Module — Fits Ford, GM, Dodge\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\":\"K\u0026N Marine Flame Arrestor - 3.75in Flange ID, 4in H\",\"description\":\"Enhance your marine engine's performance with K\u0026N Flame Arrestors. 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Contact our experts at GGCRACING with your VIN and we'll verify before you order.\"}},{\"@type\":\"Question\",\"name\":\"How long is shipping for K\u0026N Engineering?\",\"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 K\u0026N Marine Flame Arrestor - 3.75in Flange ID, 4in H?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Cold air intakes typically install in 30-60 minutes with basic hand tools. 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