Considering an ECU remap for your BMW 7 Series 740D 306hp? A Stage 1 remap can take this F01 - 2009 - 2015 diesel engine from 306 BHP to 360 BHP and from 600 Nm to 680 Nm of torque (turbocharged). This engine scores 6.5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your BMW 7 Series can achieve.
Comparisons are calculated from our own recorded Stage 1 figures.
The BMW 7 serie 740D 306hp is a 3.0L turbocharged diesel engine producing 306 BHP and 600 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 360 BHP and 680 Nm — a gain of around 54 BHP (18%) and 80 Nm (13%).
This engine has moderate remap suitability, with gains weighted towards peak power — the improvement is most noticeable at higher RPM. The tuning headroom is classified as moderate, 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 5/6-speed automatics (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.. Older diesel: injector, turbo and intake condition can affect results; ensure maintenance is up to date.
Fuel economy note: possible improvement with conservative driving.
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 |
|---|---|---|---|---|---|
| 730D 211hp | 211 → 300 | +89 | 500 → 600 | +100 | Excellent (8/10) |
| 730D 245hp | 245 → 300 | +55 | 520 → 600 | +80 | Good (6.5/10) |
| 730D 258hp | 258 → 310 | +52 | 560 → 650 | +90 | Good (6.5/10) |
| 740D 313hp | 313 → 365 | +52 | 630 → 760 | +130 | Good (6.5/10) |
| 740i 326hp | 326 → 370 | +44 | 450 → 520 | +70 | Moderate (4.5/10) |
| 750D 381hp | 381 → 420 | +39 | 740 → 800 | +60 | Moderate (5.5/10) |
| 750i 407hp | 407 → 520 | +113 | 600 → 700 | +100 | Moderate (5.5/10) |
| 750i 450hp | 450 → 540 | +90 | 650 → 780 | +130 | Moderate (5.5/10) |
| 750i Valvetronic 510hp | 510 → 540 | +30 | 750 → 780 | +30 | Limited (3/10) |
| 760i 544hp | 544 → 600 | +56 | 750 → 900 | +150 | Moderate (5/10) |
Get a personalised remap quote for your BMW 7 Series. 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.
