Blow Off Valves

The RacePort Series Blow Off Valve is famous for being an amazingly small and light BOV for supercharged competition-level engines. Featuring our u...

The RacePort Series Blow Off Valve is famous for being an amazingly small and light BOV for supercharged competition-level engines. Featuring our u...

The RacePort Series Blow Off Valve is famous for being an amazingly small and light BOV for supercharged competition-level engines. Featuring our u...

Turbosmart BOV RacePort - Sleeper

The Turbosmart RacePort is famous for being an amazingly small and light BOV for turbocharged competition-level engines. Featuring our unique colla...

The Turbosmart RacePort is famous for being an amazingly small and light BOV for turbocharged competition-level engines. Featuring our unique colla...

The Turbosmart RacePort is famous for being an amazingly small and light BOV for turbocharged competition-level engines. Featuring our unique colla...

The Turbosmart RacePort is famous for being an amazingly small and light BOV for turbocharged competition-level engines. Featuring our unique colla...

When Turbosmart began making performance products back in 1997, a great amount of effort was put into the design and manufacturing process to ensur...

Full recirculating BOV. The Plumb Back system recirculates all excess pressure back into the intake system. Great for enthusiasts who do not want t...

Full recirculating BOV. The Plumb Back system recirculates all excess pressure back into the intake system. Great for enthusiasts who do not want t...

Audi A3 1.8T 20v 1996-2003; Audi A4 1.8T 20v 1997-2006; Audi A6 1.8T 20v 1997-2004; Audi S3 1.8T 20v 1999-2003; Audi TT 1.8T 20v 1998-2006; Bentley...

Full recirculating BOV. The Plumb Back system recirculates all excess pressure back into the intake system. Great for enthusiasts who do not want t...

Turbosmart Nissan RB26 Kompact Dual Port SP Blow Off Valve - Black

Dual Port vents both to the atmosphere & back into the air intake. Ports with sequential timing allow quieter operation during normal driving, ...

Borg Warner EFR Turbo Series; Ford Falcon FG EcoBoost 2.0; Ford F150 3.5 EcoBoost 2011-2012; Ford Focus MK1 RS 2002-2003; Ford Focus MK2 XR5/ST/RS ...

Dual outlet-type BOV. The Kompact Dual Port vents to the atmosphere and back into the air intake. Ports with sequential timing allow quieter operat...

Dual outlet-type BOV. Dual Port vents both to the atmosphere and back into the air intake. Ports with sequential timing allow quieter operation dur...

Audi A3 1.8T 20v 1996-2003; Audi A4 1.8T 20v 1997-2006; Audi A6 1.8T 20v 1997-2004; Audi S3 1.8T 20v 1999-2003; Audi TT 1.8T 20v 1998-2006; Bentley...

Dual outlet-type BOV. Dual Port vents both to the atmosphere and back into the air intake. Ports with sequential timing allow quieter operation dur...

Turbosmart BOV Kompact Supersonic 2016+ Honda Civic Si/RS 1.5L Turbo L15B7