Just had a thought
GTCC
Audi's, VW's, BMW's, Mercs, porsche
EXPENSIVE "kerching"
what something like this:
http://www.dtm.com/index.php?lang=en
Just a quick off thread jaunt but the DTM is just Audi & Mercs this year 
Yeah, its an expensive series to run in, basically F1 with a roof. Went to see it at Brands last year and its worth it for the sound these things make alone. Be good if it went back to the golden years with Merc, Audi, Alfa, Opel, that was awesome racing.

