Manley 04+ Subaru WRX STi (EJ257) 100.25mm Bore STD Stroke -17cc Dish - Single Black and 100% recyclable

and 100% recyclable

ACUITY recommends pairing the Performance Shifter Centering Spring with the 1914 Shifter Base Bushings

Increased wire size for added spring force

040) - CR (8

Fuelab 529 Electronic EFI Adjustable FPR (1) -8AN In (1) -8AN Return - Purple

Manley 04+ Subaru WRX STi (EJ257) 100.25mm Bore STD Stroke -17cc Dish - Single Black and 100% recyclable2618 Alloy Forgings: We use domestic 2618 alloy forgings, ensuring superior strength and performance. Chrome Moly Wrist Pins: Premium Chrome Moly wrist pins come standard with our Standard Series Pistons. For select SKUs, we offer wrist pin upgrades to 9310 and Turbo Tuff DLC alloys, providing additional durability. Exacting Ring Lands and Grooves: We adhere to strict standards for piston ring lands and grooves, resulting in enhanced ring seal and