JE Pistons and Rings 100 Bore 79mm Stroke 8.8:1 Comp Subaru WRX / STI EJ257 Billet FSR 2004-2021 LegacyGT_2010-2012 provides superior strength and better

provides superior strength and better heat transfer

Backed by over 20 years of manufacturing expertise

Rally Armor rally flaps endure the elements season after season

Seibon delivers exceptional craftsmanship

The Perrin shield uses spot welds

JE Pistons and Rings 100 Bore 79mm Stroke 8.8:1 Comp Subaru WRX / STI EJ257 Billet FSR 2004-2021 LegacyGT_2010-2012 provides superior strength and betterPart #: 286463 JE Pistons and rings are billet racing pistons for Subaru 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 engines. The pistons feature internal and