I also notice the fm reception is a bit weak when compared with my previous Honda Accord. That is on 2012 x5.
As for spare tire, I have always recommend a patch kit since it is lighter and can fix most road nail. Anyway, that's my opinion based on my own flat tire experience.
Sent from my LG-P999 using Bimmer App
2012 BMW X5 Vermilion Red Xdrive35d with Premium Package, 3rd Row Seats, and Adaptive Drive