Bring your M40B18 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 E30 318i
- 1988-1994 E34 518i
- 1992-1993 E36 318i
++ Denotes modification-specific limits. We will recommend a rev limit based on your engine modifications, but it can also set according to your request!