JE Pistons and Rings 99.75 Bore 8.5:1 Comp Subaru WRX / STI EJ257 Block W/ EJ20 Head 2004-2021 vendor_Invidia Performance over stock: Autocross/Performance

Performance over stock: Autocross/Performance

HKS has done just that with their FMIC kit

Part #: KSP-CSB030-AR

The GrimmSpeed Platinum Silver Metallic Touch-Up Paint is an ideal solution for any owner of the Subaru Platinum Silver Metallic color

JE Pistons and Rings 99.75 Bore 8.5:1 Comp Subaru WRX / STI EJ257 Block W/ EJ20 Head 2004-2021 vendor_Invidia Performance over stock: Autocross/PerformancePart #: 296349 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