GFB T9011 RESPONS TMS ADJUSTABLE BIAS VENTING DIVERTER VALVE - HYUNDAI i30N BMW 1 Series Stealth Bundle Secure clamping design that grips

Secure clamping design that grips the original cooler housing

delivering sharper high speed stability

High-friction compound that resists fade at elevated temperatures

direct fit air filter for BMW boxer

We use these inserts on our own cars and customer track projects - feedback has been consistently positive for grip

GFB T9011 RESPONS TMS ADJUSTABLE BIAS VENTING DIVERTER VALVE - HYUNDAI i30N BMW 1 Series Stealth Bundle Secure clamping design that gripsAll the performance with or without the noise! 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 GFBs proven TMS Technology to ensure rapid boost recovery on gearshift and optimum throttle