Adding our Tune Pedal P13702, on your petrol M3 GTS 450 hp will make your engine responds more spontaneously and more directly. This throttle tuning system optimizes the response time of your engine by eliminating the latency . The result is that the power of your engine is released faster. This way your acceleration is much more direct. This pedal box is ideal to pass vehicles easily.
Everything is working fine.
Great customer support!
I would like to see an improvement in shipping because it got delayed twice
Great Service, keep as it is and no improvements needed