The rear fender line should have started much higher and the widening angle more subtle out to look balanced with the front, IMO. As it is now, it looks like a straight cylinder sticking out of the rear fenders.
Look at the 335ix rear fenders in those same photos and you will know what I am talking about...
-2015 F30 320i, Imperial/Oyster, 8AT: August 2014 ED
-2012 E92 M3 Jerez Black/Rust Brown, M-DCT: Gone
-2008 E90 M3 Melbourne Red/Bamboo, 6MT: Gone
-2007 MK5 GTI United Grey/Grey, DSG: Gone
-2004 E46 M3 Carbon Black/Cinnamon, 6MT: Gone