JE Pistons and Rings 99.75 Bore 79mm Stroke 8.5:1 Comp Subaru WRX / STI EJ257 2004-2021 vendor_ISR Performance Not suggested for any WRX

Not suggested for any WRX that gets used on the street

Part Number: BSF36XZ

Part #: SC7215

Mini Twin clutch kits are also not recommended for 02-05 WRXs with the stock transmission

Mishimoto Performance Aluminum Radiator

JE Pistons and Rings 99.75 Bore 79mm Stroke 8.5:1 Comp Subaru WRX / STI EJ257 2004-2021 vendor_ISR Performance Not suggested for any WRXPart #: 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