The guy had the car for 4 years and it had a 7 yr 100K warranty through BMW that expired in 2009 so everything is documented.

On another note what is up with these rims on this one as I dont think they but these on the 4.8is model:

BMW : X5 - eBay (item 180608907790 end time Jan-12-11 11:44:09 PST)