Considering an ECU remap for your BMW 6 Series 650i 407hp? A Stage 1 remap can take this F12/F13 - 2011 - 2016 petrol engine from 407 BHP to 470 BHP and from 600 Nm to 700 Nm of torque (naturally aspirated). This engine scores 5/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your BMW 6 Series can achieve.
The BMW 6 serie 650i 407hp is a 4.4L naturally aspirated petrol engine producing 407 BHP and 600 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 470 BHP and 700 Nm — a gain of around 63 BHP (15%) and 100 Nm (17%).
This engine has limited remap suitability, with a balanced spread of gains across both power and torque — providing a noticeable improvement across the rev range. The tuning headroom is classified as moderate, 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.. Unusually high gain for NA engine: treat as an estimate and verify against the exact engine variant.. 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 |
|---|---|---|---|---|---|
| 640D 313hp | 313 → 365 | +52 | 630 → 730 | +100 | Good (7/10) |
| 640i 320hp | 320 → 365 | +45 | 450 → 520 | +70 | Moderate (4.5/10) |
| 650i Valvetronic 449hp | 449 → 540 | +91 | 650 → 780 | +130 | Moderate (5.5/10) |
| M6 V8 Bi-turbo 560hp | 560 → 680 | +120 | 680 → 850 | +170 | Good (7.5/10) |
| M6 V8 Competition Bi-turbo 600hp | 600 → 680 | +80 | 700 → 850 | +150 | Good (6.5/10) |
Get a personalised remap quote for your BMW 6 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.
