Considering an ECU remap for your Alpina B5 B5 Bi-Turbo 540hp? A Stage 1 remap can take this F10/11 - 2010 - 2013 petrol engine from 540 BHP to 575 BHP and from 730 Nm to 800 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 Alpina B5 can achieve.
The Alpina B5 B5 Bi-Turbo 540hp is a 4.4L turbocharged petrol engine producing 540 BHP and 730 Nm from the factory. With a typical Stage 1 remap, output increases to approximately 575 BHP and 800 Nm — a gain of around 35 BHP (6%) and 70 Nm (10%).
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 limited, 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.
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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.
