Blow Off Valves

Turbosmart BOV Race Port Female GenV Sleeper (No Weld Flange)

The RacePort Series Blow Off Valve is famous for being an amazingly small and light BOV for supercharged competition-level engines. Featuring our unique collar design and internal flow structures, it is 50% lighter and 25% smaller than the competition...

The RacePort Series Blow Off Valve is famous for being an amazingly small and light BOV for supercharged competition-level engines. Featuring our unique collar design and internal flow structures, it is 50% lighter and 25% smaller than the competition...

The Turbosmart RacePort is famous for being an amazingly small and light BOV for turbocharged competition-level engines. Featuring our unique collar design and internal flow structures, it is 50% lighter and 25% smaller than the competition while flowing...

The Kompact Shortie Blow-Off Valve for the Focus RS has been developed with the Focus's high boost pressure in mind to improve performance and durability. Plastic OEM blow-off valves like those on the RS have a track record of failures - they leak and...

Dual outlet-type BOV. The Kompact Dual Port vents to the atmosphere and back into the air intake. Ports with sequential timing allow quieter operation during everyday driving while still offering the performance and sound of a vent-to-atmosphere BOV when...

The Kompact Dual Port Blow-Off Valve kit for the Cadillac ATS-V has been designed to improve turbo response and eliminate compressor surge, enhancing the efficiency and longevity of the ATS-V's turbochargers while providing that high-performance blow-off...

HKS 93-98 Supra TT SSQV4 BOV Kit

HKS 08+ Evo 10 SSQV4 BOV Kit Includes 2 Polished Aluminum Pipes

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...

VTA BOVs vent to atmosphere to make the signature turbo blow-off sound, where the DV+ recirculates the air to keep it quiet. Each valve in the VTA range is designed specifically for the applications we list them for, ensuring the best fit and performance...

VTA BOVs vent to atmosphere to make the signature turbo blow-off sound, where the DV+ recirculates the air to keep it quiet. Each valve in the VTA range is designed specifically for the applications we list them for, ensuring the best fit and performance...