Blow Off Valves

The award-winning Kompact EM series Blow-Off Valves, are the world's first truly plug and play Blow-Off Valves. Simply unplug and unbolt your OEM Blow-Off Valve, and install ours in its place. No adapters, hoses or extra assembly required. All this while...

The award-winning Kompact EM series Blow-Off Valves, are the world's first truly plug and play Blow-Off Valves. Simply unplug and unbolt your OEM Blow-Off Valve, and install ours in its place. No adapters, hoses or extra assembly required. All this while...

Easy to Install and Setup, Turbosmart Supersonic BOV. Preferred venting solution for serious street tuners and racers. Significant flow and an even bigger sound.Installation InstructionsThis Part...

Easy to Install and Setup, Turbosmart Supersonic BOV. Preferred venting solution for serious street tuners and racers. Significant flow and an even bigger sound.Installation InstructionsThis Part...

Quiet and OEM-like operation! A full recirculating BOV, ideal for WRX & STI enthusiasts who don't want to be noticed. Easy to install and set up.Installation InstructionsThis Part Fits:YearMakeModelSubmodel2005-2007SubaruForesterX2006-2007SubaruForesterX...

Quiet and OEM-like operation! A full recirculating BOV, ideal for WRX & STI enthusiasts who don't want to be noticed. Easy to install and set up.Installation InstructionsThis Part Fits:YearMakeModelSubmodel2005-2007SubaruForesterX2006-2007SubaruForesterX...

Redesigned from the ground up, the new Vee Port Pro suit Subaru is 20% smaller and 33% lighter than its predecessor. Features a unique, variable exhaust port system, providing superior venting of excess pressure. Easy to install and set up. An ideal...

Redesigned from the ground up, the new Vee Port Pro suit Subaru is 20% smaller and 33% lighter than its predecessor. Features a unique, variable exhaust port system, providing superior venting of excess pressure. Easy to install and set up. An ideal...

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...

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...

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...

Furthermore, these benefits won't cost you the Earth! Rather than throwing the entire factory diverter valve system in the trash (like other manufacturer's "solutions"), the DV+ keeps what works, and replaces what doesn't. It retains the factory solenoid...