Manley Size STD Stroke 79mm Bore (99.50mm Grade A) SINGLE Piston w/ Rings WRX STI EJ257 2004-2021 Wheel Offset_40mm The HKS SSQV4 is designed

The HKS SSQV4 is designed as a 100% venting blow off valve

Stainless Steel braided fuel lines

elevated boost levels

The new Basic kit utilizes the adjustable gear lever from the 4002 kit

Corrosion resistant and mandrel bent 3" 304 Stainless Steel tubing carries exhaust gasses down stream into a COBB-exclusive GESi 300 cell high flow catalytic converter

Manley Size STD Stroke 79mm Bore (99.50mm Grade A) SINGLE Piston w/ Rings WRX STI EJ257 2004-2021 Wheel Offset_40mm The HKS SSQV4 is designedPart #: 612000CA 1 Manley Subaru pistons are made from high strength 2618 material and manufactured to provide DROP IN installation and correspond to the OEM Grade Range A or B bore sizes. To order these pistons simply select the appropriate mix of grade range pistons for the engine block's requirements. The proper clearance is designed into each grade range. These pistons come standard with Premium Chrome Moly 0. 180" wall pins suitable for moderate