Go Fast Bits Respons Bypass Valve WRX (2008-2014) LGT (2005-2009) 3 Series Exhausts The AEM cold air intake

The AEM cold air intake for the 2015 Subaru WRX STi positions the AEM Dryflow Air Filter in a location near the front of the car to help pull fresh air from outside the engine compartment

so this is the only header you will ever have to buy for your BRZ/FR-S

The Race Design series intake systems for the 06-09 S2000 are designed for those Honda performance enthusiasts in need of more mid-range power

only Skunk2 Alpha Series Headers ensure precise fitment

Best for moderately modified or daily driven MS3

Go Fast Bits Respons Bypass Valve WRX (2008-2014) LGT (2005-2009) 3 Series Exhausts The AEM cold air intakeThe 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