JE Pistons and Rings 99.5 Bore 79mm Stroke 8.5:1 Comp Subaru WRX / STI EJ257 2004-2021 Vehicle Model_Lancer Ralliart Part #: 15404

Part #: 15404

Part Number: SCR4259-4

- Reduced Wheel Hop

The intake tubing is constructed from mandrel-bent aluminum featuring a durable red powder coated finish

on a built motor

JE Pistons and Rings 99.5 Bore 79mm Stroke 8.5:1 Comp Subaru WRX / STI EJ257 2004-2021 Vehicle Model_Lancer Ralliart Part #: 15404Part #: 291061 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