Bring your E30 M3 or other S14 equipped vehicle to life with a 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. The firmware-level changes increase the ignition and fueling calculation speeds of the ECU, bringing this ECU’s performance beyond the factory level.
This chip is compatible with:
- 1986-1990 E30 M3
- or any other vehicle with the S14B23 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!