Turbo XS Hybrid Blow Off Valve - 2002-2007 Subaru WRX / 2004-2021 STI PDM_spoilers-and-wings Fixed Rate for Simplicity

Fixed Rate for Simplicity

0 mm wall thickness

- Heavy Duty Adjustable Rear M12 Endlinks

Thermostatic option available

Turbo XS Hybrid Blow Off Valve - 2002-2007 Subaru WRX / 2004-2021 STI PDM_spoilers-and-wings Fixed Rate for SimplicityTurbo XS Hybrid Blow Off Valve 2002 2007 Subaru WRX 2004 2021 STI The Turbo XS Hybrid BOV for the 2002 2007 Subaru WRX and 2004 2021 STI replaces the factory recirculating bypass valve with a hybrid unit that vents a portion of compressor side pressure to atmosphere on throttle off delivering the characteristic blow off sound while recirculating enough air to prevent the rich stumble and idle issues that a fully atmospheric BOV causes on MAF based EJ