JE Pistons for Subaru STI EJ257 83mm Stroker 100mm Bore CR 8.5 KIT Set of 4 Pistons EBCS Skirt coating (depending on application)

Skirt coating (depending on application) reduces friction and wear on piston skirts and cylinder walls while simultaneously reducing operating noise

With the MonsoonX you have all the tuning capabilities of the AtomX

1 x Link ECU Logo Button Insert included in box loose

7 way Bosch Style Plug

JE Pistons for Subaru STI EJ257 83mm Stroker 100mm Bore CR 8.5 KIT Set of 4 Pistons EBCS Skirt coating (depending on application)DIMS: 10. 25 x 5. 75 x 5. 5 SUB: Forged EJ Pistons As the leader in forged racing pistons, JE Pistons has applied over 75 years of experience to its wide range of premium forged pistons for European, import and sport compact applications. Engineered, forged and machined 100% in the USA, JE Pistons are designed for each specific engine and racing application to provide the ultimate combination of durability and performance. From drift track to drag