By Tarek Ramchani
The Audi brand is already very well represented in the Pirelli World Challenge and it will see further expansion this season.
Audi Motorsport Blog coverage of the 2015 FIA World Endurace Championship
Audi Motorsport Blog coverage of the 2015 DTM
Audi Motorsport Blog coverage of the 2015 Blancpain GT Series
Audi Motorsport Blog coverage of the 2015 Audi Sport TT Cup
Audi Motorsport Blog coverage of the 2015 FIA World Rallycross Championship