Originally Posted by PrecisionP
Yup prob the case. I need to do some timed runs somewhere to see about the 20% or so of more useable/available power rumor that is unlocked upon service.
I figured they couldn't limit the rpm's due to safety issues, like needing to pass a truck and a driver fails to complete the maneuver and then the family gets to sue BMW for restricting normal function.
Good thinking, sounds fairly reasonable.
I think the performance increase turned out to be a myth, though. I have yet to see any substantial proof.