Turbosmart Supersonic BOV Blue WRX (2002-2007) STI (2004-2018) Hyundai In contrast

In contrast

mandrel bending ensures full flow bends for better gas flow and millteck systems are increased in bore to ensure ultimate performance without the loss of mid range torque

It bolts on in minutes using normal hand tools

- Stainless Steel

560 Thickness

Turbosmart Supersonic BOV Blue WRX (2002-2007) STI (2004-2018) Hyundai In contrastTurbosmarts loudest blow off valve, the Supersonic for the Subaru WRX STI 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 for your Subaru STI. FITMENT: Subaru STI 2004 2018 Subaru WRX 2002 2007