I've never been targeted in mine, even with the mild low, rims and CF bonnet. I've gone through a couple of RBT's with the CF bonnet (1 was at night though) and they didn't look twice.
From this thread you can gather that you will recieve little attention from the police. Provided you decide you don't want your car to:
1) Sound awesome
or
2) Look awesome
I'd like to believe my whip looks and sounds pretty awesome...
fitted wheels, exhaust sticks out with twin pipes, loud bov etc?
or Dawso obviously...
Touche... though to be fair I did have no numberplates... AND I sweet-talked her.Says the bloke who gets pulled over in HIS stock facelift.... By attractive young female officers no less!