Air Lift Performance Kit Height Sensor Adapter audi GFB's unique patented venting bias

GFB's unique patented venting bias adjustment system allows you to adjust the sound of the blow off valve - it allows the amount of air vented to atmosphere or recirc to be infinitely varied to change the sound from silent to ear-shattering or anywhere in between

Note: This installs between the intercooler and throttle body

Nostrum backs every part we sell with a limited lifetime warranty

NRG Bolt-In Tow Strap Green - Subaru WRX / STi 02-07 (5000lb

drag racing and road racing applications

Air Lift Performance Kit Height Sensor Adapter audi GFB's unique patented venting biasUse the existing height sensors from your current height based system with 3H. Connector only. Manifold and controller sold separately.