Marelli 8GSW ECU Tuning
Engine control unit used in 7 supported models from 3 makes.
Alfa Romeo with the Marelli 8GSW
All Alfa Romeo tunes- Alfa Romeo MiTo2008+0.9 Twin-AirAutoTuner
Fiat with the Marelli 8GSW
All Fiat tunes- Fiat 5002007+0.9 Twin-AirAutoTuner
- Fiat 500L2012+0.9 Twin-AirAutoTuner
- Fiat Panda2012+0.9 Twin-AirAutoTuner
- Fiat Punto2012+PHASE III · 0.9 Twin-AirAutoTuner
- Fiat Punto EVO2010+0.9 Twin-AirAutoTuner
Lancia with the Marelli 8GSW
All Lancia tunes- Lancia Ypsilon2011+0.9 Twin-AirAutoTuner
About Marelli 8GSW tuning
The Marelli 8GSW engine control unit is supported in 7 models from Alfa Romeo, Fiat, Lancia. We read, modify, and flash it with AutoTuner, then verify the result on our Dynojet 424xLC2 in Jenison, MI. A custom calibration optimizes fueling, ignition timing, boost, and torque limits for your exact build.
Don't See Your Vehicle?
These lists cover off-the-shelf tuning platforms. We also do standalone ECU installs and custom calibrations, so reach out and we'll tell you what's possible for your build. Compatibility data last updated 2026-09-24.