Blow Off Valves

The Turbosmart Type 5 SmartPort Upgrade Kit is an easy solution for upgrading your existing Type 5 BOV to the latest Turbosmart SmartPort spec. This kit includes the Turbosmart 50mm clear anodized SmartPort Trumpet and a Red -17 to -14 inHg spring -...

Turbosmart's Type 5 SmartPort Upgrade Kit is the perfect solution for upgrading your existing Type 5 blow off valve to Turbosmart's latest and most advanced SmartPort spec. This kit comes with a 50mm black anodized SmartPort Trumpet and a Red -17 to -14...

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

When Turbosmart began making performance products back in 1997, a great amount of effort was put into the design and manufacturing process to ensure our products created a new standard. More hand-crafted than mass-produced, Turbosmart products quickly...

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 from entering the system.Installation Instructions

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 from entering the system.Installation Instructions

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 from entering the system.Installation Instructions

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 up.Installation InstructionsThis Part Fits:YearMakeModelSubmodel2005SubaruForesterXT2006-2007SubaruForesterXT...

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 up.Installation InstructionsThis Part Fits:YearMakeModelSubmodel2005SubaruForesterXT2006-2007SubaruForesterXT...

Four BOVs in one. The Dual Port can be configured as a Supersonic, Megasonic, Plumb Back or Dual Port! Features sequential ports for quiet operation on mild boost and full performance at full boost. With a Quick release V-Band clamp, tool-free adjustment...

Four BOVs in one. The Dual Port can be configured as a Supersonic, Megasonic, Plumb Back or Dual Port! Features sequential ports for quiet operation on mild boost and full performance at full boost. With a Quick release V-Band clamp, tool-free adjustment...

Four BOVs in one. Suits medium-sized turbocharger systems on 4 to 6-cylinder engines developing 200 to 600 HP. The Dual Port can be configured as a Supersonic, Megasonic, Plumb Back or Dual Port! Features sequential ports for quiet operation on mild...