Mercedes 250 BlueTEC (2.1) Tuning
Supported in 4 Mercedes models, 2011+.
Mercedes
20 supported 250 BlueTEC (2.1) applications
Models With the Mercedes 250 BlueTEC (2.1)
All Supported Mercedes 250 BlueTEC (2.1) Tunes
| Model | Years | Version | Stock power | Controller | Platform |
|---|---|---|---|---|---|
| C | 2014+ | W205 | 204 hp | ECU Bosch EDC17CP57 | AutoTuner |
| C | 2014+ | W205 | 204 hp | ECU Delphi CRD3P.D1 | AutoTuner |
| C | 2014+ | W205 | 204 hp | ECU Delphi CRD3.7A | AutoTuner |
| C | 2014+ | W205 | 204 hp | ECU Delphi CRD3.E1 | AutoTuner |
| C | 2014+ | W205 | 204 hp | TCU Continental VGS4-NAG2 | AutoTuner |
| E | 2013+ | W212 | 204 hp | ECU Bosch EDC17CP57 | AutoTuner |
| E | 2013+ | W212 | 204 hp | ECU Delphi CRD3P.D1 | AutoTuner |
| E | 2013+ | W212 | 204 hp | ECU Delphi CRD3.7A | AutoTuner |
| E | 2013+ | W212 | 204 hp | ECU Delphi CRD3.E1 | AutoTuner |
| E | 2013+ | W212 | 204 hp | TCU Continental VGS4-NAG2 | AutoTuner |
| SLC | 2016+ | 204 hp | ECU Bosch EDC17CP57 | AutoTuner | |
| SLC | 2016+ | 204 hp | ECU Delphi CRD3P.D1 | AutoTuner | |
| SLC | 2016+ | 204 hp | ECU Delphi CRD3.7A | AutoTuner | |
| SLC | 2016+ | 204 hp | ECU Delphi CRD3.E1 | AutoTuner | |
| SLC | 2016+ | 204 hp | TCU Continental VGS4-NAG2 | AutoTuner | |
| SLK | 2011+ | R172 | 204 hp | ECU Bosch EDC17CP57 | AutoTuner |
| SLK | 2011+ | R172 | 204 hp | ECU Delphi CRD3P.D1 | AutoTuner |
| SLK | 2011+ | R172 | 204 hp | ECU Delphi CRD3.7A | AutoTuner |
| SLK | 2011+ | R172 | 204 hp | ECU Delphi CRD3.E1 | AutoTuner |
| SLK | 2011+ | R172 | 204 hp | TCU Continental VGS4-NAG2 | AutoTuner |
About Mercedes 250 BlueTEC (2.1) tuning
We tune the Mercedes 250 BlueTEC (2.1) in 20 applications across the C, E, SLC, SLK, from 2011+, in diesel form, with stock outputs of 204 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 EDC17CP57, Continental VGS4-NAG2, Delphi CRD3.7A, Delphi CRD3.E1, Delphi CRD3P.D1.
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.