In the case of the BMW 3 serie M3 431hp engine, our Chiptuning file is tailored for more power and torque, reduced fuel consumption, smoother acceleration and improved throttle response. By optimising the torque curve the BMW 3 serie M3 431hp engine produces more torque at lower RPM. This also means that you can change gear earlier, so your BMW engine will run at lower revs and therefore more efficiently.
Stage 1 : 500 HP / 498 FT/LBS
Stage 2 : 520 HP / 530 FT/LBS
- Downpipe Required