GFB RESPONS TMS T9035 ADJUSTABLE BIAS VENTING DIVERTER VALVE- BOV - TOYOTA CELICA OG Suits BMW 5 Series E39

Suits BMW 5 Series E39 saloon models fitted with Teves front calipers and a front pad wear sensor

model dependent

It feels like the car you always knew your M3 could be

Thermic black coating helps resist corrosion on non-friction surfaces and keeps the hub area tidy

Back-to-back dyno figures on an Ultimate Racing 335i N54

GFB RESPONS TMS T9035 ADJUSTABLE BIAS VENTING DIVERTER VALVE- BOV - TOYOTA CELICA OG Suits BMW 5 Series E39All 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