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The owner arrived with a previously fitted map advertised at 240HP. Our power run measured just over 200HP. A result on this car is more useful than the figure quoted for a different vehicle or setup.
The owner requested the latest BMW gearbox software. We used AutoHex, with ISTA/P, WinKFP and tuning-tool access available as alternatives if recovery was needed. Workshop equipment:
Bring the vehicle for a code scan and assessment, with no appointment required. We can discuss the findings and the next diagnostic step before you agree to further work. A filter warning can have more than one cause,…