Did anyone notice that the engine was also loosing power and TQ after 5K RPMs? Another proof that is not the tunes but the car's DME that regulates the power.
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2022 X5 sDrive 40i Carbon Black | Ivory White Vernasca Leather | Aluminum Tetragon Trim | ZMP | ZPP | ZLS | ZPK | 337 | 4NB | 3M2 | 4HB | 7M9 | Black Kidney Grills |
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