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.
$261.45TurboXS Hybrid Blow Off Valve - WRX 2002-2007 / STI 2004-2019
TBXS-WS02-XS-HYB
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.
$265.50Perrin Universal Blow Off Valve
PERR-ASM-TAC-600
Adjustable relief pressure and flow control makes fine-tuning on the fly simple and quick.
$325.00Perrin Recirculating BOV - WRX 2015-2017
PERR-PSP-TAC-615
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...
$261.45TurboXS Racing Bypass Valve - WRX 2008-2014 / Legacy GT 2005-2009
TBXS-WRX08-RBV
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.
$261.45TurboXS Hybrid Blow Off Valve - WRX 2008-2014 / Legacy GT 2005-2009
TBXS-WRX08-HYB
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.
$261.45TurboXS RFL Blow Off Valve - WRX 2008-2014 / Legacy GT 2005-2009
TBXS-WRX08-RFL
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.
$261.45TurboXS Racing Bypass Valve - WRX 2002-2007 / STI 2004-2019
TBXS-WS-RBV
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.
$261.45TurboXS RFL Blow Off Valve - WRX 2002-2007 / STI 2004-2019
TBXS-WS02-XS-RFL
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.
$261.45TurboXS RFL Blow Off Valve Type XS - WRX 2015-2019
TBXS-W15-XS-RFL
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!
$261.45TurboXS Recirculating Bypass Valve Type XS - WRX 2015-2019
TBXS-W15-XS-RBV
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.
$261.45TurboXS Hybrid Blow Off Valve Type XS - WRX 2015-2019
TBXS-W15-XS-HYB
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.
$259.00Nameless Performance Bypass Valve - Legacy GT 2010-2012
NAME-RSPD008
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.
$259.00Nameless Performance Bypass Valve - WRX 2015-2017 / Forester XT 2014-2017
NAME-RSPD007
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.
$423.90Go Fast Bits Deceptor Pro II Electronically Adjustable Blow Off Valve - Legacy GT 2010-2012
GFB-T9533
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...
$423.90Go Fast Bits Deceptor Pro II Electronically Adjustable Blow Off Valve - WRX 2002-2007 / STI 2004-2017 / Forester XT 2006-2008
GFB-T9503
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...
$423.90Go Fast Bits Deceptor Pro II Electronically Adjustable Blow Off Valve- WRX 2008-2014 / Legacy GT 2005-2009 / Forester XT 2009-20
GFB-T9501
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...
$281.70Go Fast Bits TMS Respons Hybrid Blow Off Valve - Legacy GT 2010-2012
GFB-T9033
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.
$162.82Go Fast Bits Mach 2 TMS Recirculating Diverter Valve - Legacy GT 2010-2012
GFB-T9133
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!
$162.82Go Fast Bits Mach 2 TMS Recirculating Diverter Valve - WRX 2015-2017
GFB-T9107
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!
$184.10Go Fast Bits Mach 2 TMS Recirculating Diverter Valve - WRX 2008-2014 / Legacy GT 2005-2009 / Forester XT 2009-2013
GFB-T9101
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!