Considering an ECU remap for your BMW X7 xDrive40d 340hp? A Stage 1 remap can take this G07 - 2018 -> diesel mhev engine from 340 BHP to 380 BHP and from 700 Nm to 750 Nm of torque (naturally aspirated). This engine scores 3.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your BMW X7 can achieve.
The BMW X7 xDrive40d 340hp is a 3.0L naturally aspirated diesel mhev engine producing 340 BHP and 700 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 380 BHP and 750 Nm — a gain of around 40 BHP (12%) and 50 Nm (7%).
This engine has limited remap suitability, with gains weighted towards peak power — the improvement is most noticeable at higher RPM. The tuning headroom is classified as limited, based on the percentage gain available from the factory output.
From a technical perspective, 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: Naturally aspirated engine: gains are usually limited; results vary widely.. 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 |
|---|---|---|---|---|---|
| xDrive30d 265hp |
| 265 → 310 |
| +45 |
| 620 → 720 |
| +100 |
| Good (7/10) |
| xDrive40i 333hp | 333 → 400 | +67 | 500 → 580 | +80 | Moderate (5/10) |
| xDrive40i 340hp | 340 → 400 | +60 | 450 → 580 | +130 | Moderate (5.5/10) |
| xDrive M50d 400hp | 400 → 430 | +30 | 760 → 820 | +60 | Moderate (5.5/10) |
| xDrive50i 462hp | 462 → 550 | +88 | 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 X7. 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.
