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Blow Off Valves

Upgrade your Subaru to a blow off valve to have the capability of releasing higher boost pressure from the intake tract of your turbo'd car when the throttle closes.

Blow Off Valves

Upgrade your Subaru to a blow off valve to have the capability of releasing higher boost pressure from the intake tract of your turbo'd car when the throttle closes.

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Showing 1 - 20 of 53 items

$261.45
TurboXS Hybrid Blow Off Valve - WRX 2002-2007 / STI 2004-2019
Part Number: TBXS-WS02-XS-HYB
Subaru
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Perrin Universal Blow Off Valve
Part Number: PERR-ASM-TAC-600
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$199.80
Perrin Recirculating BOV - WRX 2015-2021 / FORESTER 2014-2018 XT
Part Number: PERR-PSP-TAC-615RD
Subaru
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$261.45
TurboXS Racing Bypass Valve - WRX 2008-2014 / Legacy GT 2005-2009
Part Number: TBXS-WRX08-RBV
Subaru
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$261.45
TurboXS Hybrid Blow Off Valve - WRX 2008-2014 / Legacy GT 2005-2009
Part Number: TBXS-WRX08-HYB
Subaru
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$261.45
TurboXS RFL Blow Off Valve - WRX 2008-2014 / Legacy GT 2005-2009
Part Number: TBXS-WRX08-RFL
Subaru
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$261.45
TurboXS Racing Bypass Valve - WRX 2002-2007 / STI 2004-2019
Part Number: TBXS-WS-RBV
Subaru
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$261.45
TurboXS RFL Blow Off Valve - WRX 2002-2007 / STI 2004-2019
Part Number: TBXS-WS02-XS-RFL
Subaru
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$261.45
TurboXS RFL Blow Off Valve Type XS - WRX 2015-2019
Part Number: TBXS-W15-XS-RFL
Subaru
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$261.45
TurboXS Recirculating Bypass Valve Type XS - WRX 2015-2019
Part Number: TBXS-W15-XS-RBV
Subaru
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$261.45
TurboXS Hybrid Blow Off Valve Type XS - WRX 2015-2019
Part Number: TBXS-W15-XS-HYB
Subaru
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$259.00
Nameless Performance Bypass Valve - Legacy GT 2010-2012
Part Number: NAME-RSPD008
Subaru
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$259.00
Nameless Performance Bypass Valve - WRX 2015-2017 / Forester XT 2014-2017
Part Number: NAME-RSPD007
Subaru
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$423.90
Go Fast Bits Deceptor Pro II Electronically Adjustable Blow Off Valve - Legacy GT 2010-2012
Part Number: GFB-T9533
Subaru
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$423.90
Go Fast Bits Deceptor Pro II Electronically Adjustable Blow Off Valve - WRX 2002-2007 / STI 2004-2017 / Forester XT 2006-2008
Part Number: GFB-T9503
Subaru
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$423.90
Go Fast Bits Deceptor Pro II Electronically Adjustable Blow Off Valve- WRX 2008-2014 / Legacy GT 2005-2009 / Forester XT 2009-20
Part Number: GFB-T9501
Subaru
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$281.70
Go Fast Bits TMS Respons Hybrid Blow Off Valve - Legacy GT 2010-2012
Part Number: GFB-T9033
Subaru
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$162.82
Go Fast Bits Mach 2 TMS Recirculating Diverter Valve - Legacy GT 2010-2012
Part Number: GFB-T9133
Subaru
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$162.82
Go Fast Bits Mach 2 TMS Recirculating Diverter Valve - WRX 2015-2017
Part Number: GFB-T9107
Subaru
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$184.10
Go Fast Bits Mach 2 TMS Recirculating Diverter Valve - WRX 2008-2014 / Legacy GT 2005-2009 / Forester XT 2009-2013
Part Number: GFB-T9101
Subaru
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TurboXS Hybrid Blow Off Valve - WRX 2002-2007 / STI 2004-2019
Not too loud and not too quiet, the WS02-XS-HYB from TurboXS is the valve for you if you want an upgraded Blow Off Valve that you can hear when you want to, but not when you don't.
Subaru
$261.45
Perrin Universal Blow Off Valve
NOTE: This product number has been discontinued by the manufacturer.
Adjustable relief pressure and flow control makes fine-tuning on the fly simple and quick.
Perrin Recirculating BOV - WRX 2015-2021 / FORESTER 2014-2018 XT
If you have performed modifications that have increased boost, horsepower, and overall performance, the PERRIN Recirculating Blow-Off Valve is perfect for you. It responds much faster than the OEM unit while also relieving excess pressure. This blow-off valve's cap, piston, and flange feature CNC-machined, 6061 billet-aluminum construction. The body is CNC-machined from a single block of aluminum, and no additional bolt-on pieces means no potential leaks.
Subaru
$199.80
TurboXS Racing Bypass Valve - WRX 2008-2014 / Legacy GT 2005-2009
Specifically designed for MY 2008-2014 Subaru WRX & 2004-2009 Legacy GT. The TurboXS Racing Bypass Valve requires no adapter kit to install. It is designed for people who want to run high boost levels, but still want to vent their BOV back to the air intake to maintain maximum driveability.
Subaru
$261.45
TurboXS Hybrid Blow Off Valve - WRX 2008-2014 / Legacy GT 2005-2009
The TurboXS Hybrid Valve is the first hybrid blow-off valve designed and specifically tuned for the 2008-2014 Subaru WRX and 2004-2009 Legacy GT.
Subaru
$261.45
TurboXS RFL Blow Off Valve - WRX 2008-2014 / Legacy GT 2005-2009
The TurboXS RFL Blow-Off Valve, or Really F'n Loud BOV, is designed specifically for the owner of a 2008-2014 WRX or 2004-2009 Legacy GT who wants an extremely loud, 100% vent-to-atmosphere blow-off valve.
Subaru
$261.45
TurboXS Racing Bypass Valve - WRX 2002-2007 / STI 2004-2019
Specifically designed for MY 2002-2007 Subaru WRX and STi's, this bypass valve will also fit the 2008-2016 STi, the TurboXS Racing Bypass Valve requires no adapter kit to install. It is designed for people who want to run high boost levels, but still want vent their BOV back into the air intake to maintain maximum driveability.
Subaru
$261.45
TurboXS RFL Blow Off Valve - WRX 2002-2007 / STI 2004-2019
With new and improved styling, the TurboXS RFL Blow-Off Valve remains true to it's roots - it's still really f'n loud! If you're looking for a loud blow-off valve for your Subaru, this is the perfect one for you.
Subaru
$261.45
TurboXS RFL Blow Off Valve Type XS - WRX 2015-2019
Looking for a really f'n loud blow-off valve for your 2015+ Subaru WRX? The TurboXS Type XS RFL Blow-Off Valve is the perfect valve for you!
Subaru
$261.45
TurboXS Recirculating Bypass Valve Type XS - WRX 2015-2019
Looking for an upgraded recirculating bypass valve for your 2015+ Subaru WRX? The TurboXS Type XS Recirculating Bypass Valve is the perfect valve for you.
Subaru
$261.45
TurboXS Hybrid Blow Off Valve Type XS - WRX 2015-2019
Looking for an upgraded blow-off valve for your 2015+ Subaru WRX but don't want one that is too loud nor too quiet? The TurboXS Type XS Hybrid Blow-Off Valve is the perfect valve for you.
Subaru
$261.45
Nameless Performance Bypass Valve - Legacy GT 2010-2012
The Nameless Performance Bypass Valve is designed to release the pressure from the charge circuit at exactly the right time. Other aftermarket bypass valves react too slowly or even too quickly, which only allows a fraction of the pressure to be released.
Subaru
$259.00
Nameless Performance Bypass Valve - WRX 2015-2017 / Forester XT 2014-2017
The Nameless Performance Bypass Valve is designed to release the pressure from the charge circuit at exactly the right time. Other aftermarket bypass valves react too slowly or even too quickly, which only allows a fraction of the pressure to be released.
Subaru
$259.00
Go Fast Bits Deceptor Pro II Electronically Adjustable Blow Off Valve - Legacy GT 2010-2012
Built on the patented Respons & TMS technology, the Deceptor Pro II takes the Respons concept even further!
How? The action of adjusting BOV volume is automated using a high-torque electric servo-motor, so now you can adjust the volume of your blow-off valve from inside the car! Every turbo-car owner knows that while making noise is fun, there are times when you’d prefer to be seen, but not heard!
Subaru
$423.90
Go Fast Bits Deceptor Pro II Electronically Adjustable Blow Off Valve - WRX 2002-2007 / STI 2004-2017 / Forester XT 2006-2008
Built on the patented Respons & TMS technology, the Deceptor Pro II takes the Respons concept even further!
How? The action of adjusting BOV volume is automated using a high-torque electric servo-motor, so now you can adjust the volume of your blow-off valve from inside the car! Every turbo-car owner knows that while making noise is fun, there are times when you’d prefer to be seen, but not heard!
Subaru
$423.90
Go Fast Bits Deceptor Pro II Electronically Adjustable Blow Off Valve- WRX 2008-2014 / Legacy GT 2005-2009 / Forester XT 2009-20
Built on the patented Respons & TMS technology, the Deceptor Pro II takes the Respons concept even further!
How? The action of adjusting BOV volume is automated using a high-torque electric servo-motor, so now you can adjust the volume of your blow-off valve from inside the car! Every turbo-car owner knows that while making noise is fun, there are times when you’d prefer to be seen, but not heard!
Subaru
$423.90
Go Fast Bits TMS Respons Hybrid Blow Off Valve - Legacy GT 2010-2012
As the name suggests, the GFB Respons BOV is designed specifically with the aim of improving throttle response and reducing turbo lag. What’s TMS? GFB’s Turbo Management System is the term they apply to their diverter valves that have features designed specifically for the purpose of turbo lag reduction.
Subaru
$281.70
Go Fast Bits Mach 2 TMS Recirculating Diverter Valve - Legacy GT 2010-2012
The GFB Mach 2 is configured as a 100% recirculating valve (i.e. bypass, plumb-back) but add-on kits are available to convert it to a 100% atmospheric-venting valve. Use the recirculating model as a direct factory replacement when you want the performance WITHOUT the noise! Add the conversion kit when you want some noise with your performance!
Subaru
$162.82
Go Fast Bits Mach 2 TMS Recirculating Diverter Valve - WRX 2015-2017
The GFB Mach 2 is configured as a 100% recirculating valve (i.e. bypass, plumb-back) but add-on kits are available to convert it to a 100% atmospheric-venting valve. Use the recirculating model as a direct factory replacement when you want the performance WITHOUT the noise! Add the conversion kit when you want some noise with your performance!
Subaru
$162.82
Go Fast Bits Mach 2 TMS Recirculating Diverter Valve - WRX 2008-2014 / Legacy GT 2005-2009 / Forester XT 2009-2013
The GFB Mach 2 is configured as a 100% recirculating valve (i.e. bypass, plumb-back) but add-on kits are available to convert it to a 100% atmospheric-venting valve. Use the recirculating model as a direct factory replacement when you want the performance WITHOUT the noise! Add the conversion kit when you want some noise with your performance!
Subaru
$184.10

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