Bring your M70 to life with this fully tuned, daily driven, and track tested performance chip. The SSSQUID performance chip is the most complete tune on the market, with every aspect of the mapping being optimized from idle to wide-open-throttle.
This chip is compatible with:
- 1987–1994 E32 750i/750iL
- 1989–1994 E31 850i/850Ci
- or any other vehicle running the M70B50 engine
++ Denotes modification-specific limits. We will recommend a rev limit based on your engine modifications, but it can also set according to your request!