GFB Respons TMS dual-outlet blow-off valve with patented venting bias (sound) adjustment, for custom weld-on applications using a V-band mount. Twist the adjuster to go from silent recirc to full atmosphere venting.

• Up to 30% faster boost recovery on gearshift
• Holds unlimited boost
• Weld-on V-band flange sold separately: 6061 aluminium (5352) or 304 stainless (5353)
• Outlet adaptors sold separately: 20, 25, 30, 33 or 38mm (5220-5238)

Includes: valve, 5mm hex key, standard trumpet, V-clamp with nut and bolt

Genuine GFB (Go Fast Bits) part, supplied by Boosted Performance Parts, Sydney. Not sure it suits your car? Contact us with your make, model and mods before ordering.