Bosch MED17.4.4 ECU Tuning
Engine control unit used in 15 supported models from 5 makes.
Citroen with the Bosch MED17.4.4
All Citroen tunes- Citroen C4 Picasso2013+1.6 THPAutoTuner
- Citroen C4 Space Tourer2018+1.6 THPAutoTuner
- Citroen DS32009+I · 1.6 THPAutoTuner
- Citroen DS42010+1.6 THPAutoTuner
- Citroen DS52015+1.6 THPAutoTuner
- Citroen Picasso2013+1.6 THPAutoTuner
DS with the Bosch MED17.4.4
All DS tunesOpel with the Bosch MED17.4.4
All Opel tunes- Opel Grandland2017+A · 1.6 THPAutoTuner
Peugeot with the Bosch MED17.4.4
All Peugeot tunes- Peugeot 2082015+1.6 THPAutoTuner
- Peugeot 4082013+1.6 THPAutoTuner
- Peugeot 5082014+Phase 2 · 1.6 THPAutoTuner
- Peugeot 30082016+1.6 THPAutoTuner
- Peugeot 50082017+1.6 THPAutoTuner
Vauxhall with the Bosch MED17.4.4
All Vauxhall tunes- Vauxhall Grandland2017+A · 1.6 THPAutoTuner
About Bosch MED17.4.4 tuning
The Bosch MED17.4.4 engine control unit is supported in 15 models from Citroen, DS, Opel, Peugeot, Vauxhall. 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.