Manley 2004+ Subaru WRX STi EJ257 99.50mm Bore 8.5:1 CR -17cc Dish Extreme Duty Piston Set w/Rings

Manley Subaru EJ257 99.5 Grade B Bore 8.5:1 -17cc Dish Platinum Series Piston (Single Piston)

Manley Subaru EJ257 99.5 Grade A Bore 8.5:1 -17cc Dish Platinum Series Piston (Single Piston)

Manley Subaru EJ25 100mm Bore Over Size .5mm Extreme Duty Flat Top Piston Set with Rings