Marelli MJD6 ECU Tuning
Engine control unit used in 13 supported models from 3 makes.
Alfa Romeo with the Marelli MJD6
All Alfa Romeo tunes- Alfa Romeo MiTo2008+1.3 MjetAutoTuner
Fiat with the Marelli MJD6
All Fiat tunes- Fiat 5002007+1.3 MjetAutoTuner
- Fiat Doblo2006+1.3 MjetAutoTuner
- Fiat Fiorino2007+1.3 MjetAutoTuner
- Fiat Grande Punto2005+1.3 MjetAutoTuner
- Fiat Idea2004+1.3 MjetAutoTuner
- Fiat Linea2007-20151.3 MjetAutoTuner
- Fiat Panda2003+1.3 MjetAutoTuner
- Fiat Punto2003+PHASE III · 1.3 MjetAutoTuner
- Fiat Punto EVO2010+1.3 MjetAutoTuner
- Fiat Qubo2008+1.3 MjetAutoTuner
Lancia with the Marelli MJD6
All Lancia tunes- Lancia Musa2004+1.3 MjetAutoTuner
- Lancia Ypsilon2004+1.3 MjetAutoTuner
About Marelli MJD6 tuning
The Marelli MJD6 engine control unit is supported in 13 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.