Blow Off Valves

Turbosmart BOV Kompact EM Dual Port - BMW N20/N26 (VR23)

The Smart Port is an innovative Blow Off Valve combining advanced design with precision CNC machined billet components. The valve works using two s...

Our latest Type 5 Dual Port BOV made specifically for the 2015 WRX features the innovative new Smart Port drive-by-wire friendly staging technology...

Turbosmart GenV ProPort Universal 54mm Blow Off Valve - Sleeper

Turbosmart GenV 54mm ProPort Universal Blow Off Valve - Black

The PowerPort is Turbosmart's most significant and highest-flowing blow-off valve, resetting the flow benchmark set by our popular and highly regar...

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

A full atmospheric BOV for racers and serious enthusiasts who want to be noticed. Supersonic provides a superior flow performance with the famous S...

A full atmospheric BOV for racers and serious enthusiasts who want to be noticed. Supersonic provides a superior flow performance with the famous S...

Ideal for cars with sensitive Air-flow systems and off-road applications as the fully-sealed design of the Plumb Back prevents any foreign matter f...

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 ex...

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 ex...

The legend continues! Turbosmart's VeePort Pro is an evolution of the original VeePort, now 20% smaller and 33% lighter. Based on Turbosmart's BOV5...

The legend continues! Turbosmart's VeePort Pro is an evolution of the original VeePort, now 20% smaller and 33% lighter. Based on Turbosmart's BOV5...

Nissan Skyline R32 GT-R RB26DETT 1988-1994 (Requires 2 kits); Nissan Skyline R33 GT-R RB26DETT 1993-1998 (Requires 2 kits); Nissan Skyline R34 GT-R...

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 perfor...

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

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

Big Bubba From Turbosmart exists because sometimes Bigger is Better! Big Bubba is a piston style valve for large capacity supercharged and turbocha...

Big Bubba From Turbosmart exists because sometimes Bigger is Better! Big Bubba is a piston style valve for large capacity supercharged and turbocha...

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 Race Port - 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...

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

Turbosmart's Kompact VR02 BOV was designed to fit the Hyundai Veloster Turbo. The Veloster's factory bypass valve is a plastic unit that becomes br...

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

These direct replacement blow-off valves offer an easy performance improvement without needing custom fabrication or special tools. It's yet anothe...

Turbosmart BOV Kompact Shortie Dual Port - Renault Clio RS (Special Order 2/3 Week Turn Around Time)

Our latest Kompact SmartPort explicitly made for the 2015 WRX, features the innovative new Smart Port drive-by-wire friendly staging technology tha...

A direct-fit high-performance replacement for the factory all-plastic unit, the Turbosmart Kompact BOV suits the Hyundai i30N, Kona N & Veloste...

Turbosmart BOV Kompact Dual Port - Hyundai i30 N-line 1.6T

Turbosmart's Kompact VR02 BOV was explicitly designed to fit the Hyundai Veloster Turbo. The Veloster's factory bypass valve is a plastic unit that...

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...

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

The Kompact Dual Port blow-off valve directly replaces the stock bypass valve on the Subaru WRX MY08-14 and the new Nissan Juke/Pulsar Turbo. Stand...

TiAL Sport QRJ BOV 3 PSI Spring - Red

TiAL Sport QRJ BOV 3 PSI Spring - Black

TiAL Sport Q BOV 12 PSI Spring - Red

TiAL Sport Q BOV 6 PSI Spring - Blue

TiAL Sport Q BOV 11 PSI Spring - Black

TiAL Sport Q BOV 10 PSI Spring - Black

HKS SUPER SQV4 Black Edition GDB EJ205/ EJ255/ EJ257