Blow Off Valves

Your turbocharger works hard to compress air, but when the throttle snaps shut, that pressurized air can slam back into the compressor wheel. A blow off valve (BOV) vents this excess pressure, preventing compressor surge and protecting your turbo from damage while keeping boost response crisp between shifts.

Whether you need a quiet recirculating diverter valve or the unmistakable sound of an atmospheric vent-to-atmosphere BOV, our collection has options for every forced induction setup. Key considerations when choosing:

  • Type: Recirculating (plumb-back) valves return air to the intake tract for a stealthy setup; atmospheric blow off valves vent to the atmosphere for that signature sound.
  • Mounting: Direct bolt-on flanges for popular turbo kits, universal weld-on options, and vehicle-specific charge pipe integration.
  • Materials: Durable aluminum and stainless steel construction with O-ring seals for leak-free operation under high boost.
  • Adjustability: Spring-preload and vacuum-adjustable designs allow fine-tuning the opening point for your boost level and driving style.

From street cars to track builds, find the right blow off valve to keep your turbo spooling reliably. If you need help selecting the correct BOV for your application, our product specialists are just a click away.

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Turbosmart Kompact EM Dual Port VR10 blow off valve featuring billet aluminum body and integrated electrical connector
$315.89 $350.99
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Turbosmart Kompact EM Dual Port VR9 billet aluminum blow off valve for BMW 3.0L engines
$315.89 $350.99
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Turbosmart Kompact EM Dual Port VR4 billet blow off valve for Volkswagen 1.4L TSI
$315.89 $350.99
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Turbosmart Kompact EM VR7 Dual Port Blow Off Valve with integrated solenoid for GM 2.0T engines
$315.89 $350.99
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Turbosmart Kompact EM Dual Port VR3 billet aluminum blow off valve for Alfa Romeo and Jeep applications.
$315.89 $350.99
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Turbosmart Kompact EM VR15 Dual Port blow off valve featuring black billet aluminum housing and electronic connector.
$315.89 $350.99
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Turbosmart Kompact EM Dual Port VR20 billet blow off valve for Toyota i-Force V6 Twin Turbo engines.
$593.99 $659.99
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Turbosmart Kompact EM Dual Port VR19 blow off valve with billet aluminum body and electronic solenoid connector
$315.89 $350.99
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Black anodized Turbosmart Kompact EM Dual Port VR22 blow off valve with integrated electrical connector
$315.89 $350.99
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Turbosmart Kompact EM VR17 Dual Port Blow-Off Valve featuring billet aluminum body and integrated electronic solenoid.
$315.89 $350.99
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Turbosmart Kompact EM Dual Port Blow Off Valve with electrical connector for 2022-2024 Subaru WRX FA24F
$315.89 $350.99
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Turbosmart Kompact EM VR2 Dual Port Blow Off Valve with black anodized finish and integrated electrical connector.
$315.89 $350.99
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Turbosmart Kompact VR30 Dual Port blow off valve assembly for Audi 4.0L V8 TFSI engines
$593.99 $659.99
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Turbosmart Kompact EM Dual Port Blow Off Valve for 1.8T and 2.0T Audi and Volkswagen engines.
$315.89 $350.99
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Turbosmart Kompact EM Dual Port VR29 billet aluminum blow-off valve for Mercedes-Benz C63 M177 engines.
$572.39 $635.99
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Turbosmart Kompact EM Dual Port black anodized blow off valve for BMW N20 and N26 engines.
$315.89 $350.99
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Turbosmart VR58 Kompact Dual Port Blow-Off Valve in black finish for BMW B58 Gen 3 engine
$315.89 $350.99
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Pair of black anodized Turbosmart Smart Port Dual Port Blow Off Valves for Nissan GT-R R35
$789.29 $876.99
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Black CNC-machined Turbosmart Smart Port Dual Port blow off valve for 2003-2015 Mitsubishi Lancer Evolution.
$409.49 $454.99
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Red anodized billet aluminum Turbosmart Smart Dual Port blow off valve for Mitsubishi Lancer Evolution
$409.49 $454.99
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Turbosmart Smart Port Type 5 Dual Port blow off valve in black with machined vacuum nipple and vent-to-atmosphere trumpet
$409.49 $454.99
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Turbosmart GenV ProPort 54mm universal blow off valve with a stealth black Sleeper anodized finish
$458.99 $509.99
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Black anodized Turbosmart GenV 54mm ProPort universal blow off valve showing the high-flow piston design.
$458.99 $509.99
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Black MILSPEC hard-anodized Turbosmart Power Port blow-off valve with billet aluminum body and quick-release V-band collar.
$535.49 $594.99
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Blue anodized Turbosmart Power Port blow off valve showing the dual-chamber billet aluminum body and V-band collar.
$535.49 $594.99
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Black anodized Turbosmart Supersonic blow-off valve for Subaru WRX and STI models
$387.89 $430.99
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Black anodized Turbosmart Supersonic blow off valve with vehicle specific mounting flange
$387.89 $430.99
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Black anodized Turbosmart Supersonic universal blow-off valve with rotating adjustment cap and atmospheric vent ports.
$354.59 $393.99
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Blue anodized Turbosmart Supersonic universal blow off valve featuring a rotating adjustment cap and atmospheric ports.
$354.59 $393.99
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Turbosmart 38mm universal plumb back recirculating blow off valve in black anodized finish
$338.39 $375.99
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