Turbosmart Plumb Black Bypass Valve [Blue] - Subaru WRX 2002-2007 / STi 2004-2021 Billet Pistons Higher load capacity through advanced

Higher load capacity through advanced materials

Focus ST 2013-2018 3k tow 2x2 Twill Carbon Fiber Construction

Engine resonance and turbo noises are amplified but still kept in check through the 18" resonator and 12" COBB stamped muffler

The entire bumper bar is covered in a durable black powdercoat for good looks and longevity

Adjustable Traction Control: Adjust target traction slip on the fly (Slots 1-8) and maximize tire grip to best suit given track conditions (wet/damp/dry/street/slip/burnout/etc)

Turbosmart Plumb Black Bypass Valve [Blue] - Subaru WRX 2002-2007 / STi 2004-2021 Billet Pistons Higher load capacity through advancedQuiet and completely street legal! A full recirculating BOV, ideal for WRX & STI enthusiasts who dont want to be noticed. Easy to install and set up. When Turbosmart began making performance products back in 1997, a great amount of effort was put into the design and manufacturing process to ensure our products created a new standard. More hand crafted than mass produced, Turbosmart products quickly gained acceptance within the performance community