Mercedes ML-Class ECU Remapping & Engine Tuning
We have remap figures for 19 Mercedes ML-Class engines across three generations. Petrol engines gain +3% to +17% power and diesels +14% to +21%. The largest bhp increase is on the ML-Class W166 ML 63 Bi Turbo: 520 to 593 bhp (+73 bhp, +14%). One more engine is in development. Book your ML-Class in at our Burnley workshop on 01282 779 000, or find a local dealer.
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View FAQs| Generation | Years | Engines | Power gain | Largest gain |
|---|---|---|---|---|
| ML-Class W163 | 2000–2005 | 5 | +5% to +21% | +35 bhp (+21%) Ml 270 2.7 Cdi |
| ML-Class W164 | 2006–2011 | 8 | +3% to +18% | +49 bhp (+16%) Ml 420 4.0 Cdi |
| ML-Class W166 | 2012–2019 | 7 | +12% to +17% | +73 bhp (+14%) ML 63 Bi Turbo |
| Mercedes ML-Class W163 | Original BHP | Remapped BHP | Original Torque (Nm) | Remapped Torque (Nm) |
|---|---|---|---|---|
| Ml 270 2.7 Cdi 163 BHP 2000-2005 | 163 | 198 (+21%) | 370 | 460 (+24%) |
| Ml 320 3.2 218 BHP 2000-2005 | 218 | 232 (+6%) | 310 | 338 (+9%) |
| Ml 430 4.3 272 BHP 2000-2005 | 272 | 297 (+9%) | 390 | 425 (+8%) |
| Ml 500 5.0 292 BHP 2000-2005 | 292 | 312 (+6%) | 440 | 470 (+6%) |
| Ml55 5.5 342 BHP 2000-2005 | 342 | 362 (+5%) | 510 | 532 (+4%) |
| Mercedes ML-Class W164 | Original BHP | Remapped BHP | Original Torque (Nm) | Remapped Torque (Nm) |
|---|---|---|---|---|
| Ml 280 3.0 Cdi 190 BHP 2006-2011 | 190 | 223 (+17%) | 440 | 510 (+15%) |
| Ml 300 3.0 CDi 190 BHP 2006-2011 | 190 | 223 (+17%) | 440 | 510 (+15%) |
| Ml 320 3.0 CDI 201 BHP 2006-2011 | 201 | 233 (+15%) | 440 | 508 (+15%) |
| Ml 320 3.0 CDI 223 BHP 2006-2011 | 223 | 265 (+18%) | 510 | 582 (+14%) |
| Ml 350 3.5 272 BHP 2006-2011 | 272 | 297 (+9%) | 350 | 385 (+10%) |
| Ml 420 4.0 Cdi 306 BHP 2006-2011 | 306 | 355 (+16%) | 700 | 790 (+12%) |
| Ml 500 5.5 388 BHP 2006-2011 | 388 | 413 (+6%) | 530 | 570 (+7%) |
| Ml 63 6.2 503 BHP 2006-2011 | 503 | 523 (+3%) | 630 | 662 (+5%) |
| Mercedes ML-Class W166 | Original BHP | Remapped BHP | Original Torque (Nm) | Remapped Torque (Nm) |
|---|---|---|---|---|
| Ml250 2.2 CDI 201 BHP 2012-2019 | 201 | 237 (+17%) | 500 | 550 (+10%) |
| Ml300 3.5 249 BHP 2012-2019 | In Development | |||
| Ml 350 3.0 230 CDI BHP 2012-2019 | 230 | 263 (+14%) | 540 | 617 (+14%) |
| Ml 350 3.0 255 CDI BHP 2012-2019 | 255 | 297 (+16%) | 620 | 698 (+12%) |
| Ml400 3.0 Biturbo 329 BHP 2012-2019 | 329 | 370 (+12%) | 480 | 556 (+15%) |
| Ml500 4.7 TwinTurbo 402 BHP 2012-2019 | 402 | 474 (+17%) | 600 | 732 (+22%) |
| ML 63 Bi Turbo 520 BHP 2012-2019 | 520 | 593 (+14%) | 700 | 805 (+14%) |
Frequently asked questions
How much power does a remap add to a Mercedes ML-Class?
Petrol engines gain +3% to +17% power and diesels +14% to +21%. The full figures for each engine are in the tables above.
Which ML-Class engine gains the most from a remap?
The ML-Class W166 ML 63 Bi Turbo gains the most: 520 to 593 bhp (+73 bhp, +14%). Torque rises from 700 to 805 Nm (+14%).
Which ML-Class generations do you have remap figures for?
We have figures for three generations: the ML-Class W163 (2000–2005), ML-Class W164 (2006–2011) and ML-Class W166 (2012–2019).
Are remaps available for every ML-Class engine?
Not yet. One of the 20 engines listed above is still in development. Call our Burnley workshop on 01282 779 000 for an update.
Where can I get my ML-Class remapped?
Book it in at our workshop in Burnley, Lancashire, on 01282 779 000, or find a local remap dealer in our dealer directory.
How we develop your remap
Our remaps are developed in-house at our facility in Lancashire, and cars are developed on our Dynojet 424xLC² dyno. Read more about dyno tuning at BHP UK.
Related:Petrol ECU tuning · Diesel ECU tuning · All Mercedes remaps · Mercedes GLK-Class · Mercedes GLS-Class · Mercedes R-Class · Mercedes S-Class
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