JE Pistons for Subaru STI EJ257 99.75mm Bore CR 8.5 KIT Set of 4 Pistons Boost Control PE Width: 21

PE Width: 21

Adjustable ignition delay compensation

GenV SS316 Valve Seat

4 coil output channels

60mm Length Between O-Rings

JE Pistons for Subaru STI EJ257 99.75mm Bore CR 8.5 KIT Set of 4 Pistons Boost Control PE Width: 21DIMS: 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