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Exhaust hangers are welded onto the OEM location for a direct fitment
which has a more aggressive factory state of tune that receives specific calibration attention
Driver's side engine mount
not a remanufactured unit
61mm inlet diameter
Manley 75mm DE-STROKED 99.5mm STD Bore 9.8:1 Dish Piston Set with Rings - 2004-2021 Subaru STi (EJ257) PDM_pods Exhaust hangers are welded onto2618 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