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GSC 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.
Upgrade 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.
Subaru 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.
| Years | Make | Model | Trim |
|---|---|---|---|
| 2005 | Saab | 9-2X | Aero |
| 1999-2001 | Subaru | Impreza | L |
| 1999-2004 | Subaru | Impreza | Outback |
| 1999-2005 | Subaru | Impreza | RS |
| 2002-2004 | Subaru | Impreza | TS |
| 2002-2014 | Subaru | Impreza | WRX |
| 2004-2014 | Subaru | Impreza | WRX STI |
| 2006-2007 | Subaru | Impreza | WRX TR |
| 2006-2007 | Subaru | Impreza | WRX Limited |
| 2006-2011 | Subaru | Impreza | 2.5i |
| 2007 | Subaru | Impreza | WRX STI Limited |
| 2009-2010 | Subaru | Impreza | 2.5 GT |
| 2009-2014 | Subaru | Impreza | WRX Premium |
| 2010 | Subaru | Impreza | WRX STI Special Edition |
| 2010-2011 | Subaru | Impreza | 2.5i Premium |
| 2011-2014 | Subaru | Impreza | WRX STI Limited |
| 2012-2014 | Subaru | Impreza | Base |
| 2012-2014 | Subaru | Impreza | Limited |
| 2012-2014 | Subaru | Impreza | Premium |
| 2012-2014 | Subaru | Impreza | Sport Limited |
| 2012-2014 | Subaru | Impreza | Sport Premium |
| 2015 | Subaru | WRX STI | Base |
| 2015 | Subaru | WRX STI | Limited |
Other popular GSC Power Division products customers consider together:
GSC 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.
Upgrade 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.
Subaru 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.
| Years | Make | Model | Trim |
|---|---|---|---|
| 2005 | Saab | 9-2X | Aero |
| 1999-2001 | Subaru | Impreza | L |
| 1999-2004 | Subaru | Impreza | Outback |
| 1999-2005 | Subaru | Impreza | RS |
| 2002-2004 | Subaru | Impreza | TS |
| 2002-2014 | Subaru | Impreza | WRX |
| 2004-2014 | Subaru | Impreza | WRX STI |
| 2006-2007 | Subaru | Impreza | WRX TR |
| 2006-2007 | Subaru | Impreza | WRX Limited |
| 2006-2011 | Subaru | Impreza | 2.5i |
| 2007 | Subaru | Impreza | WRX STI Limited |
| 2009-2010 | Subaru | Impreza | 2.5 GT |
| 2009-2014 | Subaru | Impreza | WRX Premium |
| 2010 | Subaru | Impreza | WRX STI Special Edition |
| 2010-2011 | Subaru | Impreza | 2.5i Premium |
| 2011-2014 | Subaru | Impreza | WRX STI Limited |
| 2012-2014 | Subaru | Impreza | Base |
| 2012-2014 | Subaru | Impreza | Limited |
| 2012-2014 | Subaru | Impreza | Premium |
| 2012-2014 | Subaru | Impreza | Sport Limited |
| 2012-2014 | Subaru | Impreza | Sport Premium |
| 2015 | Subaru | WRX STI | Base |
| 2015 | Subaru | WRX STI | Limited |
Other popular GSC Power Division products customers consider together: