Found these images and alittle bit of info from the dtmpower.com forums. Take the info with a grain of salt since I think the hp increases are pretty fabricated. Can't argue with the pictures however. They are living proof something is amidst..
Here are the pics from the new M3 clubsport.
I saw the car last week at the expo in Essen.
450BHP. Next year the car get 2 powerkits with 500 and 550BHP.