JE Pistons forged piston kit for Subaru WRX EJ205, 9.5:1 compression — a set of four pistons tailored for EJ-series applications. Forged from 2618 aluminum in the USA with JE's FSR forging to reduce skirt friction and weight, the pistons include wrist pins, locks and JE Pro Seal rings. This dome-profile kit is specified for a 3.622 in. bore to suit EJ205 cylinder dimensions and improve sealing under load.
JE Pistons SUB WRX EJ205 92mm Bore CR 9.5 KIT Set of 4 Pistons