JE Pistons and Rings 99.75 Bore 79mm Stroke 8.5:1 Comp Subaru WRX / STI EJ257 2004-2021 Vehicle Model_Integra This results in clean air

This results in clean air recirculating back into the intake unlike the factory system which puts the release tube directly back into the engine

This type of disc should only be used in a professional race setting and never on the street

Top mounts with camber adjustments

Diameter - 3in

Part Number: KSB750

JE Pistons and Rings 99.75 Bore 79mm Stroke 8.5:1 Comp Subaru WRX / STI EJ257 2004-2021 Vehicle Model_Integra This results in clean airPart #: 296348 JE piston and ring designs are specifically engineered for extreme applications up to, and including professional competition for your Subaru WRX and STI. In this environment, the higher compression ratios, highest boost or heavy nitrous usage necessitate the higher tensile strength 2618 aluminum alloy. Fitment: JE Pistons and Rings for SUBARU 2004+ IMPREZA STI , 2005+ FORESTER XT, LEGACY GT, 2006+ WRX EJ257 Features: 2618 T6 high