Turbosmart Supersonic Blow Off Valve BOV Porsche Best KONI shock for all

Best KONI shock for all lowering springs

Everything needed for install is included with valve for your Subaru WRX/LGT

Centric Premium Plain 120 Series Rotors for the Subaru/Scion feature an Electrocoating (E-coating) finish that provides long lasting corrosion protection

oil pressure

STI SPEC Aluminum flywheel # SU30A

Turbosmart Supersonic Blow Off Valve BOV Porsche Best KONI shock for allTurbosmarts loudest blow off valve, the Supersonic is sure to turn heads wherever you are. This valve is ideal for both street and race cars and produces the signature Supersonic sound. It is fully atmospheric and features a "tool free" adjustment setup by turning the cap of the valve. Included is an aluminum weld on flange and quick release v band clamp. Supersonic BOV 38mm Blue # TS 0205 1300 Supersonic BOV 38mm Black # TS 0205 1301