GFB T9010 RESPONS TMS ADJUSTABLE-BIAS VENT OR RECIRC VALVE - HYUNDAI i30N fibre Z4 E89 ventilated brake disc

Z4 E89 ventilated brake disc 348x30

Ideal for tuned cars

M4 underhood dress‑up

tight fitment and a clean profile make it the ideal upgrade for road or track focused builds

carbon tail trims for BMW M2 M3 M4

GFB T9010 RESPONS TMS ADJUSTABLE-BIAS VENT OR RECIRC VALVE - HYUNDAI i30N fibre Z4 E89 ventilated brake discAll 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