GFB Nissan Skyline (GTS-T) Deceptor Pro II - Blow Off Valve Venting Bias Kit - T9502

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...

GFB 08+ WRX / 03-09 GT Legacy / 09+ XT Forester Direct Fit Deceptor Pro II - T9501

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...

GFB 99-00 WRX/STi / 98-04 GT/XT Forester Direct Fit Deceptor Pro II - T9500

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...

GFB VTA Blow Off Valve Ford Mustang - T9468

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...

GFB VTA Valve 2016+ Ford Focus RS - T9460

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...

GFB VTA Valve Mercedes Turbo w/ Electronic Factory Diverter Valve - T9458

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...

GFB VTA Blow off Valve 2012+ Ford Focus ST 2.0L Ecoboost (AU Spec) - T9454

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...

GFB Diverter Valve ATMO DV+ 2.0T FSI & TSI VAG Applications (Direct Replacement) - T9451

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...

GFB VTA BOV 2013+ Audi 1.2L/1.4L TFSI/TSI - T9430

The intake is acoustically tuned to surpress the fluttering sound of compressor surge, it does not eliminate the effect of pressure pulses- that is what diverter and Blow off valves were originally...

GFB Diverter Valve DV+ Alfa Romeo Giulia / BMW X5M (2 Valves Needed for X5M) - T9366

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...

GFB Diverter Valve DV+ 13-18 Renault Clio IV RS - T9362

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...

GFB Diverter Valve DV+ 2017+ Ford Focus RS - T9360

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...