GFB 2017+ Kia Stinger 3.3T V6 Respons Blow Off Valve Kit (Mach 2 and Respons Valves Included)Brand Go Fast Bits Part Number T9013 Category Forced Induction Blow Off Valves Condition Brand New Original Manufacturer Packaging 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 GFB's proven