ETSpec TCU Tune — ZF 8HP or Continental DL501 ctl-btres Installation varies between vehicle but

Installation varies between vehicle but the only wiring to your car is for a switched 12v

or the legendary Audi RS3 and TTRS

this powerful combination ensures your vehicle is always performing at its best

Unlock the full potential of your Audi 4

ETSpec TCU Tune — ZF 8HP or Continental DL501 ctl-btres Installation varies between vehicle butTransform Your Transmission, Unlock True Performance Whether your ride sports the legendary 8 speed ZF 8HP automatic or the dual clutch Continental DL501, the ETSPEC TCU Tune brings out the real potential of your gearbox delivering faster shifts, stronger clutch engagement, and refined behavior for both daily driving and high power builds. What You Get Full server based tune flash at home via OBD2: No bench work needed. Plug in your OBD cable, connect