Enhance your driving experience with the Go Fast Bits T9007 Respons Blow Off Valve Kit, designed specifically for the 2015 and newer Subaru WRX 2.0L AWD Sedan. This innovative kit addresses common issues like backfiring and stalling that can occur with fixed-ratio atmosphere-venting BOVs. With its adjustable venting bias, you can enjoy a thrilling blow-off sound tailored to your preference without the drawbacks. Utilizing GFB's proven TMS Technology, this blow-off valve ensures rapid boost recovery during gear shifts and optimum throttle response, while being able to withstand boost pressures exceeding 100 psi. The Respons system allows you to easily modify the amount of air recirculated or vented to the atmosphere, simply by twisting the adjustment ring. Experience a customizable auditory thrill that can go from subtle to ear-shattering with ease. Upgrade your Subaru WRX today with the GFB Respons Blow Off Valve Kit and feel the difference in performance and sound! <b>Features:</b> * Adjustable venting bias for customizable blow-off sound: Adjustable venting bias for customizable blow-off sound * Utilizes GFB's TMS Technology for rapid boost recovery: Utilizes GFB's TMS Technology for rapid boost recovery * Withstands boost pressures over 100 psi: Withstands boost pressures over 100 psi * Easy adjustment with a simple twist of the ring: Easy adjustment with a simple twist of the ring * Improves throttle response and reduces backfiring: Improves throttle response and reduces backfiring