I've had the mirror replaced twice so far, once at 40k, then again at 80k. Intake replaced also.

Make sure there are no oil leaks, that can be a big expense in terms of time. They just spent almost 5 hours fixing one on mine, thank you cpo and extended maintenance. I had one at 43k also.

06 X5 3.0i 84k miles
06 Z4 3.0i 46k miles (resting for the winter)