JE Pistons and Rings 99.5 Bore 79mm Stroke 8.8:1 Comp Subaru WRX / STI EJ257 BILLET FSR 2004-2021 FX35_2003-2008 Why Upgrade

Why Upgrade

Universal Product - This item is non application specific

0-2200F includes K-type Sender

Larger strut body for a smoother operation

JE Pistons and Rings 99.5 Bore 79mm Stroke 8.8:1 Comp Subaru WRX / STI EJ257 BILLET FSR 2004-2021 FX35_2003-2008 Why UpgradePart #: 310927 JE Pistons is proud to release the first billet racing pistons for Subaru EJ257 engines including your WRX and STI! Originally created for the Crawford Performance Unlimited AWD Time Attack Subaru and Ken Block's Gymkhana racecar, these pistons are now available to the public. The new pistons are 100% CNC machined from high quality 2618 T6 wrought aluminum bar stock and are specifically designed for high horsepower road and drag race