But...would the holes line up with the front edge of the underbody tray? If not, then the lip wouldn't be of any use.
I think I am going to wait until someone inevitably dings their challenge GTS style carbon lip with brake ducts, buy it at a much lower price and then paint it.
2015 F34 328iX GT Glacier Silver
2011 E90 M3 Monte Carlo Blue
2004 E46 M3 Imola Red