GFB Respons TMS is an adjustable blow off valve which is half venting and half plumb back.
Performance AND sound without compromise!
Adjust the volume of your blow-off sound
Up to 30% faster boost recovery on gearshift
Get the blow off sound without the hassles - even on sensitive MAF-based systems
Hold unlimited boost pressure
Suits: Hyundai I30N 2017-On 2.0