Mercedes 300e Tuning
Supported in 2 Mercedes models, 2019+.
Mercedes
7 supported 300e applications
Models With the Mercedes 300e
All Supported Mercedes 300e Tunes
| Model | Years | Version | Stock power | Controller | Platform |
|---|---|---|---|---|---|
| CLE | 2023+ | A236-C236 | 320 hp | ECU Bosch MED17.7.2 | AutoTuner |
| CLE | 2023+ | A236-C236 | 320 hp | ECU Delphi CPC2 | AutoTuner |
| CLE | 2023+ | A236-C236 | 320 hp | TCU Bosch VGS-NAG3 | AutoTuner |
| GLC | 2023+ | X254 | 313 hp | TCU Bosch VGS-NAG3 | AutoTuner |
| GLC | 2019+ | X253 | 320 hp | ECU Bosch MED17.7.2 | AutoTuner |
| GLC | 2019+ | X253 | 320 hp | ECU Delphi CPC2 | AutoTuner |
| GLC | 2019+ | X253 | 320 hp | TCU Bosch VGS-NAG3 | AutoTuner |
About Mercedes 300e tuning
We tune the Mercedes 300e in 7 applications across the CLE, GLC, from 2019+, in hybrid form, with stock outputs of 313-320 hp. Calibrations are written on AutoTuner for your exact hardware and fuel, then proven on our Dynojet 424xLC2 in Jenison, MI.
This engine runs on: Bosch MED17.7.2, Bosch VGS-NAG3, Delphi CPC2.
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.