Turbosmart Blue Plumb Back Blow Off Valve Subaru WRX 2002-2007 / STI 2004-2021 / Forester XT 2006-2008 vendor_Ohlins designed as a direct replacement

designed as a direct replacement for the factory setup on 2008–2014 Subaru WRX and STI (GRB chassis)

Reduced brake fade during repeated hard stops

excessive negative camber can actually hurt your traction

Zero balanced for vibration-free operation

High-strength chromoly adjusters

Turbosmart Blue Plumb Back Blow Off Valve Subaru WRX 2002-2007 / STI 2004-2021 / Forester XT 2006-2008 vendor_Ohlins designed as a direct replacementPart #: TS 0205 1215 The Plumb Back is a high performance fully recirculating BOV, all released pressure is vented back into the intake system. Ideal for cars with sensitive AF meter systems and off road applications as the fully sealed design of the Plumb Back prevents any foreign matter from entering the system. This plumb back comes with a Subaru flange making installation easy.