Blow Off Valves

The Multiple Award-winning Kompact EM Series of Upgraded Diverter Valves are the world's first truly plug-and-play Upgrade solution for your factor...

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'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...

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...

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...

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

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 dura...

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

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

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

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...

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...

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 u...

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 u...

Turbosmart BOV Power Port (Supercharger) - 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...

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

Turbosmart BOV ProPort GenV Supercharger - Black

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