Nah the one I posted is actually E46 I6 320i racecar. Not the current E90 I4 WTCC car.
http://www.ultimatecarpage.com/car/1348/BM...-320i-ETCC.html
I6 sounds way better than I4 in my opinion.
Is it difficlut to get a M52TU 320i to rev over 8000rpm? I mean only increase the rev without reaching that kind of hp is fine too.