JE Pistons Subaru STI Engine Kit - 99.75mm Bore, CR 9.5
JE Pistons is the leader in forged racing pistons, with over 75 years of experience in delivering premium performance components for European, import, and sport compact applications. Engineered, forged, and machined 100% in the USA, JE Pistons are meticulously designed for each specific engine and racing scenario, ensuring the perfect balance of durability and performance. Whether you're on the drift track or at the drag strip, JE Pistons have proven success in victory lanes time after time.
Crafted from high-strength 2618 aluminum, these pistons offer exceptional tensile strength required for high-demand performance applications. The proprietary Forged Side Relief (FSR) forging design reduces friction and power loss by optimizing skirt width, while also saving weight with a shorter wrist pin. For added durability and performance, select applications feature a skirt coating that minimizes friction and wear, alongside an accumulator groove to reduce combustion pressure, enhance ring seal, and deliver consistent power. JE Pistons include high-quality wrist pins, locks, and JE Pro Seal premium piston rings, making them the ultimate choice for precision and reliability. All components are proudly made in the USA, ensuring unmatched quality and performance for every racing application.
Equip your engine with JE Pistons—the ultimate in forged racing performance, designed for proven durability and power delivery, no matter the race.
Important Note About Vehicle Fitment
Our vehicle fitment selection tool is currently in development, and we’re working hard to ensure the accuracy of our data. While most models and trims should be correct, there may be some instances where fitment information is incomplete or an alternative option is available.
If you’re unsure about the compatibility of a part with your vehicle, please don’t hesitate to reach out to us for assistance. Our team is here to help you find the perfect fit!
Year | Make | Model | Trim |
---|---|---|---|
2002 | Subaru | Impreza | WRX |
2002 | Subaru | Impreza | STi |
2003 | Subaru | Impreza | WRX |
2003 | Subaru | Impreza | STi |
2004 | Subaru | Impreza | WRX |
2004 | Subaru | Impreza | STi |
2005 | Subaru | Impreza | WRX |
2005 | Subaru | Impreza | STi |
2006 | Subaru | Impreza | WRX |
2006 | Subaru | Impreza | STi |
2007 | Subaru | Impreza | WRX |
2007 | Subaru | Impreza | STi |
2008 | Subaru | Impreza | WRX |
2008 | Subaru | Impreza | STi |
2009 | Subaru | Impreza | WRX |
2009 | Subaru | Impreza | STi |
2010 | Subaru | Impreza | WRX |
2010 | Subaru | Impreza | STi |
2011 | Subaru | Impreza | WRX |
2011 | Subaru | Impreza | STi |
2012 | Subaru | Impreza | WRX |
2012 | Subaru | Impreza | STi |
Questions? We're Here to Help!
530-531-4501