I had a clear bra on my '09 328i. Good for protecting from rock chips. The only problem is that it turns yellowish after a few months. Unless you keep your car in the garage all the time..
I am not getting it on my F30. Just avoid following any big trucks/dump trucks on the freeway
2015 F36 428i Gran Coupe Alpine White M Sport / Navigation / M Sport Brakes
Arriving California Aug 5th ----- Delivered Sept 1st