If anyone is looking for a DCI, here's a link for two. I paid a little bit $400 for mine brand new, but these guys are selling them for $220 (good deal). You could talk them down to $180-$200 if they don't have the air scoops
http://www.e90post.com/forums/showthread.php?t=777346
http://www.e90post.com/forums/showthread.php?t=819889