BHP+55 hp (10%)
Standard
555 hp
Tuned
610 hp
Torque+120 Nm (18%)
Standard
680 Nm
Tuned
800 Nm
Suitability
Good (6/10)Gains Profile
Torque-focusedHeadroom
MediumBMW X6 E71 - 4.4 Turbo 555hp ECU Remapping
Considering an ECU remap for your BMW X6 E71 - 4.4 Turbo 555hp? A Stage 1 remap can take this All petrol engine from 555 BHP to 610 BHP and from 680 Nm to 800 Nm of torque (turbocharged). This engine scores 6/10 for remap suitability. Get a free personalised quote from a trusted remap professional and find out exactly what your BMW X6 can achieve.
How this engine compares
- 15thof 29 BMW X6 engines by power gain
- 82%of the 9,842 engines we hold gain data for see a smaller power increase
- 87%of engines with torque data see a smaller torque increase
Comparisons are calculated from our own recorded Stage 1 figures.
Assessment
The BMW X6 E71 - 4.4 Turbo 555hp is a 4.4L turbocharged petrol engine producing 555 BHP and 680 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 610 BHP and 800 Nm — a gain of around 55 BHP (10%) and 120 Nm (18%).
This engine has moderate remap suitability, with gains weighted towards torque — you will notice the difference most strongly in mid-range pulling power and in-gear acceleration. The tuning headroom is classified as moderate, based on the percentage gain available from the factory output.
Considerations: Turbo petrol: fuel quality and cooling can influence repeatable performance.. 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.
Considerations
!Turbo petrol: fuel quality and cooling can influence repeatable performance.
!High tuned torque: check transmission torque capacity and service history.
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