Bosch ME7.9.51 ECU Tuning
Engine control unit used in 2 supported models from 2 makes.
Chevrolet with the Bosch ME7.9.51
All Chevrolet tunes- Chevrolet Spark2013+1.0 16v VVTAutoTuner
Toyota with the Bosch ME7.9.51
All Toyota tunes- Toyota Aygo2005+AB10-AB20-AB30 · 1.0 VVT-IAutoTuner
About Bosch ME7.9.51 tuning
The Bosch ME7.9.51 engine control unit is supported in 2 models from Chevrolet, Toyota. 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.