Go Fast Bits Respons Bypass Valve WRX (2008-2014) LGT (2005-2009) 3 Series Exhausts only Skunk2 Alpha Series Headers

only Skunk2 Alpha Series Headers ensure precise fitment

- Specific to the R32

Highlights of the S4 3

a high-technology racing group supplying engine and suspension components to numerous Formula One

Go Fast Bits Respons Bypass Valve WRX (2008-2014) LGT (2005-2009) 3 Series Exhausts only Skunk2 Alpha Series HeadersThe Go Fast Bits Respons blow off bypass valve system for the WRX LGT is much more than simply a noise maker or a factory valve replacement. For the WRX & Legacy GT the Go Fast Bits Respons valve features the GFB Turbo Management System (TMS), designed specifically for the purpose of turbo lag reduction. Go Fast Bits in house testing facilities have measured a return to peak boost up to 30% faster between shifts than most factory systems, giving you