Go Fast Bits T9003 Respons Blow Off Valve Kit for Subaru WRX and STI Models

If cars like yours typically suffer issues such as backfiring and stalling when using a fixed-ratio atmosphere-venting BOV, the Respons can help. By adjusting the venting bias to suit the car you can achieve a blow-off sound without having to put up with the issues. Like all GFB valves, the Respons utilises GFB's proven TMS Technology to ensure rapid boost recovery on gearshift and optimum throttle response, as well as the ability to withstand boost pressures of 100psi+. Put simply, it can hold more boost than any turbo could produce. GFB's Respons, allowing you to infinitely vary how much air is recirculated or vented to atmosphere. Simply by twisting the adjustment ring, you can change the sound of your BOV from silent to ear-shattering!?. Subaru WRX MY01-07, STi MY02-on, XT Forester MY05-08

• Patented Venting Bias Adjustment Sysem-Can be Infinitely Adjusted between Full Recirc (silent) and full atmosphere (loud). Change the venting bias simply by twisting the adjustment ring.

Enhance your Subaru WRX or STI with the Go Fast Bits T9003 Respons Blow Off Valve Kit, designed for models from 2001 to 2007. This advanced BOV offers customizable venting bias, allowing you to adjust between silent recirculation and a loud, attention-grabbing blow-off sound by simply twisting the adjustment ring. Whether you prefer subtlety or a more aggressive sound, the Respons provides seamless control to match your driving style and preferences. Constructed with proven TMS Technology, this valve ensures rapid boost recovery during gear shifts and maintains optimal throttle response even under boost pressures exceeding 100 psi.
Designed specifically for Subaru models such as the MY01-07 WRX, MY02-on STi, and MY05-08 XT Forester, the Respons features a patented venting bias adjustment system that is infinitely adjustable. This means you can fine-tune the venting from full recirculation—completely silent—to full atmospheric venting for maximum sound. The ease of adjustment makes it simple to customize your vehicle’s performance and sound profile without replacing parts or making complex modifications. Additionally, the Respons is built to withstand high boost pressures, providing reliability and durability even in demanding driving conditions.
Installation is straightforward for those familiar with automotive modifications, and the compact design ensures it fits neatly in your engine bay. This valve is an excellent choice for Subaru enthusiasts looking to improve their turbo response, enhance the auditory experience, or both. Please note, this product is not CARB approved and requires acknowledgment of Prop 65 compliance, making it ideal for enthusiasts in regions where emissions certification is not mandated. Upgrade your turbocharged Subaru today with the GFB Respons Blow Off Valve Kit for improved performance and sound customization.

Features:

• Patented Venting Bias Adjustment System: Infinitely adjustable between full recirculation and full atmosphere venting for customizable sound and performance

• TMS Technology: Ensures rapid boost recovery and optimal throttle response during gear changes

• High Boost Pressure Tolerance: Capable of withstanding boost pressures over 100 psi

• Fits Subaru WRX MY01-07, STi MY02-on, XT Forester MY05-08: Designed specifically for these models for seamless installation

• Adjustable Sound: Easily change your BOV's sound from silent to loud by twisting the adjustment ring

Fitment:
2001 Subaru Impreza L
2001 Subaru Impreza Outback
2001 Subaru Impreza RS
2002 Subaru Impreza Outback
2002 Subaru Impreza RS
2002 Subaru Impreza TS
2002 Subaru Impreza WRX
2003 Subaru Impreza Outback
2003 Subaru Impreza RS
2003 Subaru Impreza TS
2003 Subaru Impreza WRX
2004 Subaru Forester XT
2004 Subaru Impreza Outback
2004 Subaru Impreza RS
2004 Subaru Impreza TS
2004 Subaru Impreza WRX
2004 Subaru Impreza WRX STI
2005 Subaru Forester XT
2005 Subaru Forester XT Premium
2005 Subaru Impreza Outback Sport
2005 Subaru Impreza RS
2005 Subaru Impreza WRX
2005 Subaru Impreza WRX STI
2006 Subaru Forester XT Limited
2006 Subaru Impreza WRX
2006 Subaru Impreza WRX Limited
2006 Subaru Impreza WRX STI
2006 Subaru Impreza WRX TR
2007 Subaru Forester XT Limited
2007 Subaru Impreza WRX
2007 Subaru Impreza WRX Limited
2007 Subaru Impreza WRX STI
2007 Subaru Impreza WRX STI Limited
2007 Subaru Impreza WRX TR
2008 Subaru Forester Sports 2.5 XT
2008 Subaru Forester XT Limited
2008 Subaru Impreza WRX STI
2009 Subaru Impreza WRX STI
2010 Subaru Impreza WRX STI
2010 Subaru Impreza WRX STI Special Edition
2011 Subaru Impreza WRX STI
2011 Subaru Impreza WRX STI Limited
2012 Subaru Impreza WRX STI
2012 Subaru Impreza WRX STI Limited
2013 Subaru Impreza WRX STI
2013 Subaru Impreza WRX STI Limited
2014 Subaru Impreza WRX STI
2014 Subaru Impreza WRX STI Limited
2015 Subaru WRX STI Base
2015 Subaru WRX STI Launch Edition
2015 Subaru WRX STI Limited
2016 Subaru WRX STI Base
2016 Subaru WRX STI Limited
2016 Subaru WRX STI Series.HyperBlue
2017 Subaru WRX STI Base
2017 Subaru WRX STI Limited
2018 Subaru WRX STI Base
2018 Subaru WRX STI Limited
2018 Subaru WRX STI Type RA
2019 Subaru WRX STI Base
2019 Subaru WRX STI Limited
2019 Subaru WRX STI S209
2020 Subaru WRX STI Base
2020 Subaru WRX STI Limited

Air Freight Prohibited: false
Not Carb Approved: true
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1