Considering an ECU remap for your BMW X5 xDrive M50d 400hp? A Stage 1 remap can take this G05 - 2018 -> diesel engine from 400 BHP to 430 BHP and from 760 Nm to 820 Nm of torque (turbocharged). This engine scores 5.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your BMW X5 can achieve.
Comparisons are calculated from our own recorded Stage 1 figures.
The BMW X5 xDrive M50d 400hp is a 3.0L turbocharged diesel engine producing 400 BHP and 760 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 430 BHP and 820 Nm — a gain of around 30 BHP (8%) and 60 Nm (8%).
This engine has moderate remap suitability, though the available headroom is limited, so gains are modest compared to higher-output variants. The tuning headroom is classified as limited, based on the percentage gain available from the factory output.
From a technical perspective, the ECU is typically a Bosch EDC17 (likely), and the transmission is many variants use zf 8-speed automatic (where fitted); manuals also exist. at this torque level, transmission and driveline servicing history becomes especially important..
Considerations: High tuned torque: check transmission torque capacity and service history.
All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method. We recommend discussing your specific vehicle with a qualified remap professional.
| Engine |
|---|
| BHP |
|---|
| Gain |
|---|
| Torque |
|---|
| Gain |
|---|
| Score |
|---|
| xDrive25d 231hp | 231 → 270 | +39 | 500 → 550 | +50 | Good (6.5/10) |
| xDrive30d 265hp | 265 → 310 | +45 | 620 → 720 | +100 | Good (7/10) |
| xDrive30d 286hp | 286 → 330 | +44 | 650 → 720 | +70 | Moderate (4.5/10) |
| xDrive40d 340hp | 340 → 380 | +40 | 700 → 750 | +50 | Limited (3.5/10) |
| xDrive40i 340hp | 340 → 400 | +60 | 450 → 580 | +130 | Moderate (5.5/10) |
| xDrive45e 394hp | 394 → 500 | +106 | 600 → 800 | +200 | Good (6.5/10) |
| xDrive50i 462hp | 462 → 540 | +78 | 650 → 780 | +130 | Moderate (5/10) |
| M50i 530hp | 530 → 650 | +120 | 750 → 880 | +130 | Moderate (5/10) |
Get a personalised remap quote for your BMW X5. We'll connect you with a trusted professional in your area.
All figures shown are typical estimates based on aggregated Stage 1 data for this engine variant. Actual results depend on vehicle condition, mileage, and the chosen tuning method.
We recommend discussing your specific vehicle with a qualified remap professional before proceeding.
