BMW M4 Downpipe & Stage 1

Here we have a BMW M4 F83 which came down to get our Catless downpipes fitted alongside our Stage 1 with flames software calibration. The car ran at 464.9 BHP & 586 nm stock on 95 Ron fuel once tuned with our Stage 1 software calibration the car managed to achieve 505 BHP & 691 NM. The Dyno cell temperature was at 19 degrees at the time of both runs. Check out the full video.