CP Piston Kit Subaru WRX/STi NEW COMPRESSION RATIO AVAILABLE!

CP Piston 9.0:1 Compression Ratio EJ255/EJ257 Pistons

CP Pistons has released new 9.0:1 compression ratio pistons for the EJ255/EJ257. These shelf pistons now give 2.5L owners the option to use an 8.2:1 or 9.0:1 compression piston. These will in stock and ready to ship.

Product: CP Pistons
Application: EJ255/EJ257
Part #: SC7425
Compression Ratio: 9.0:1
Bore: 99.5mm


Product: CP Pistons
Application: EJ255/EJ257
Part #: SC7426
Compression Ratio: 9.0:1
Bore: 99.75mm


Product: CP Pistons
Application: EJ255/EJ257
Part #: SC7427
Compression Ratio: 9.0:1
Bore: 100mm

Available November 20th, 2009