Go Fast Bits Deceptor Pro II Blow Off Valve Kit WRX 2002-2007 / STI 2004-2021 / Forester XT 2006-2008 Forester_2003-2008 The good and the evil

The good and the evil

D721 replacement

GrimmSpeed's World Rally Blue Touch-Up Paint is an ideal solution for any owner of the iconic World Rally Blue color

Subaru WRX 2006-2017

Go Fast Bits Deceptor Pro II Blow Off Valve Kit WRX 2002-2007 / STI 2004-2021 / Forester XT 2006-2008 Forester_2003-2008 The good and the evilThis blow off valve is unique in the fact that you can adjust the volume electronically from inside the car by changing the bias between re circulation and venting to atmosphere. The Deceptor Pro II also features the GFB TMS advantage, which is designed specifically for the purpose of turbo lag reduction and improving throttle response. Tests show TMS features can help return the engine to peak boost up to 30% faster than a factory diverter valve when