Forced Induction

Easy to install and set up, the Turbosmart Dual Port BOV to suit Subaru features sequential ports for quiet operation on mild boost and full performance at full boost.Installation InstructionsThis Part...

Easy to install and set up, the Turbosmart Dual Port BOV to suit Subaru features sequential ports for quiet operation on mild boost and full performance at full boost.Installation InstructionsThis Part...

Full recirculating BOV. The Plumb Back system recirculates all excess pressure back into the intake system. Great for enthusiasts who do not want to be noticed but want the performance and reliability benefits of a quality BOV.Installation...

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...

Torque Solution Billet Aluminum 1.25in. Bypass Plug: Universal & EVO/WRX/STiThis Part Fits:YearMakeModelSubmodel2005-2006MitsubishiLancerEvolution2005-2006MitsubishiLancerEvolution MR2005-2006MitsubishiLancerEvolution RS2006MitsubishiLancerEvolution...

Snow Performance 2015+ Subaru WRX Throttle Body Spacer Injection PlateThis Part Fits:YearMakeModelSubmodel2015-2020SubaruWRX STIBase2015SubaruWRX STILaunch Edition2015-2020SubaruWRX STILimited2016SubaruWRX STISeries.HyperBlue2018SubaruWRX STIType RA

Snow Performance has combined performance, quality, and easy installation in this new water-methanol injection system engineered specifically for all forced induction (supercharged/turbocharged) applications. Increase your pump gas octane by 25 points...

Snow Performance has combined performance, quality, and easy installation in this new water-methanol injection system engineered specifically for all forced induction (supercharged/turbocharged) applications. Increase your pump gas octane by 25 points...

Perrin Subaru 02-07 WRX / 04-15 STI Black Blow Off Valve kit Recirculation OnlyThis Part Fits:YearMakeModelSubmodel2002-2007SubaruImprezaWRX2006-2007SubaruImprezaWRX Limited2004-2014SubaruImprezaWRX STI2007,2011-2014SubaruImprezaWRX STI...

Perrin Performance 2015-2017 Subaru STI FMIC Red Boost Tubes w/ Black Silicone CouplersThis Part Fits:YearMakeModelSubmodel2015-2020SubaruWRX STIBase2015SubaruWRX STILaunch Edition2015-2020SubaruWRX STILimited2016SubaruWRX STISeries.HyperBlue

Perrin Performance 2015-2017 Subaru STI FMIC Black Boost Tubes w/ Black Silicone CouplersThis Part Fits:YearMakeModelSubmodel2015-2020SubaruWRX STIBase2015SubaruWRX STILaunch Edition2015-2020SubaruWRX STILimited2016SubaruWRX STISeries.HyperBlue

Perrin Performance 2015-2021 Subaru WRX & STI Front Mount Intercooler (Black Core and Beam)This Part Fits:YearMakeModelSubmodel2015-2020SubaruWRX STIBase2015SubaruWRX STILaunch Edition2015-2020SubaruWRX STILimited2016SubaruWRX STISeries.HyperBlue

Perrin Pro Electronic Boost Control Solenoid 08-18 Subaru STiThis Part Fits:YearMakeModelSubmodel2015-2020SubaruWRX STIBase2015SubaruWRX STILaunch Edition2015-2020SubaruWRX STILimited2016SubaruWRX STISeries.HyperBlue

Control the sound of your BOV "ON-THE-FLY" Go on, admit it. There are times you wish you could have that signature turbo blow off sound, but you're not prepared to listen to it all the time. GFB's Deceptor Pro II delivers just what you need ? the ability...

The Hybrid valve is back! In 1999, GFB's first Hybrid valve pioneered the dual port design, which was so successful the technology has since been adopted by most other brands. By "staging" the two venting outlets, at low valve lifts most of the air is...