We had a ZCP M3 come in a few months ago (right off the docks from receiving the car), and we performed quite a few things to it. Here's a few pictures along with the link as we did upsize the tires too:
▀▄ eas | 2011 e92 M3 Competition Package upgrades
http://www.m3post.com/forums/showthread.php?t=388786
Advan AD08 255/295 tires:
I hope that helps!