GFB T9025 RESPONS TMS ADJUSTABLE BIAS VENTING DIVERTER VALVE - VW BORA 1.8T Audi A1 Street PRO Side Skirt Diffusers

Street PRO Side Skirt Diffusers (+flaps) Ford Focus ST / ST-Line Mk4

Larger single pass core

2 + Flaps Skoda Octavia RS Mk4

AIRTEC part no: ATMSHYU4

SPOILER CAP PORSCHE 911 CARRERA 4S 992 (2019-)

GFB T9025 RESPONS TMS ADJUSTABLE BIAS VENTING DIVERTER VALVE - VW BORA 1.8T Audi A1 Street PRO Side Skirt DiffusersAll 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