Mercedes-Benz CLS C257 - 2018 - 2020 Engines
8 engine options are listed for the Mercedes-Benz CLS C257 - 2018 - 2020. The fuel type shown next to each one should help you narrow it down quickly.
- 220d (2.0D) 194hp · Turbo-Diesel
- 300d (2.0D) 245hp · Turbo-Diesel
- 350 (2.0T) 299hp · Turbo-Petrol
- 350d (3.0D) 286hp · Turbo-Diesel
- 400d (3.0D) 340hp · Turbo-Diesel
- 450 (3.0T) 367hp · Turbo-Petrol
- 450 (3.0T) 389hp · Turbo-Petrol
- 53 AMG 435hp · Turbo-Petrol
Not all 8 engines in the Mercedes-Benz CLS C257 - 2018 - 2020 support the same tuning stages — availability depends on the specific hardware, which is exactly what the next page for your chosen engine will show.
Frequently asked questions
Which tuning stages does the Mercedes-Benz CLS C257 - 2018 - 2020 support?
It depends on the specific engine — pick yours below and its performance page will show exactly which stages (Stage 1, and Stage 2 where supported) are available.
How fast can a Mercedes-Benz CLS C257 - 2018 - 2020 file be turned around?
Typically a few hours from upload, tracked live in the member panel once your request is open.
Is ECU remapping safe on the Mercedes-Benz CLS C257 - 2018 - 2020?
Yes, when done within the limits set for that specific engine — which is exactly what our stage options are calibrated to. Every file is worked by someone experienced with that engine family.
How do I identify my exact Mercedes-Benz CLS C257 - 2018 - 2020 engine?
Check the ECU sticker under the hood, or the engine code on your vehicle documents — either one will match against the list below.