Perrin Black Blow Off Valve Recirculating WRX 2008-2014 / Legacy GT 2005-2009 | PSP-TAC-610BK Car Amplifiers Matte Black Finish: Provides a

Matte Black Finish: Provides a sleek look

the MonoRS kit features a combination of precision CNC-machined aluminum components for weight reduction and high-strength carbon steel alloy in critical areas for unwavering reliability

5″ stainless steel tubing with smooth mandrel bends

Pillow Ball w/ Camber Plate Spring Inner Diameter(Front) 62 mm (2

Perrin Black Blow Off Valve Recirculating WRX 2008-2014 / Legacy GT 2005-2009 | PSP-TAC-610BK Car Amplifiers Matte Black Finish: Provides aAdjustable relief pressure and flow control makes fine tuning on the fly simple and quick with the PERRIN Blow Off Valve. This is the PERRIN Recirculating Blow Off Valve. If you have performed modifications that have increased boost, horsepower, and overall performance then the PERRIN Blow Off Valve will respond faster than the OEM unit relieve excess pressure. This PERRIN Blow Off Valve cap, piston, and flange feature a CNC machined, 6061 Billet