Manley Performance Manley 04+ Subaru WRX STi (EJ257) 100.25mm Bore STD Stroke -17cc Dish - Single 612207C-1

MAN Single Pistons

Engine Piston

Our signature "Platinum Series" pistons feature 2618 alloy forgings, proven cam and barrel skirt profiles, tool steel wrist pins, and moly skirt coatings on select part numbers. Join the ranks of professional engine builders and tuners who rely on Manley pistons for superior performance and durability.