Chiptuning / ECU Upgrade for BMW M5 (S63 TÜ)

Chiptuning / ECU Upgrade for  BMW M5 or M6 (F10 / F12 / F13) ECU upgrade for maximum performance gain (stage 1)

Stage 1 is done via software. Request details..



Stage 2 is available on enquiry. For stage 2 our BMW M5 / M6 turbo downpipe kit with sports catalystic converters is needed

Here a video quartermile X6M Stealth (stage 2) against a Corvette C6 with 700 HP and 1 tonne less weight:



Here against a G-Power M3