By Tarek Ramchani
There are no doubts that Audi is one of the most successful brands in motorsport. The four rings has already won almost everything in rallying, touring cars and sportscar racing.
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