Bring your M20 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:
- 986–1987 E28 520i
- 1987–1992 E30 320i
- 1988–1990 E34 520i
++ Denotes modification-specific limits. We will recommend a rev limit based on your engine modifications, but it can also set according to your request!