Thu 18 Jul 2013
The Grand Am GX class cars will be folded into the GT-Daytona class, bringing more competition to the four classes that will compete in the new United Sports Car Series.
Wed 17 Jul 2013
As 2014 is approaching with a new era in North American sportscar racing, with the birth of the United SportsCar Racing, we at the Audi Motorsport Blog start a series of posts about Audi's era of dominance in the ALMS.
Mon 08 Jul 2013
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