Season Description
The 2015 United SportsCar Championship (known for sponsorship reasons as the 2015 Tudor United SportsCar Championship) was the second season of the International Motor Sports Association's United SportsCar Championship and the last to be held under that name. It was also the 45th overall season of the IMSA GT championship tracing its lineage to the 1971 IMSA season. It began on January 24 with the 24 Hours of Daytona. and ended on October 3 at Petit Le Mans.

Event List
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Rolex 24 at Daytona - 00:00:00
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Mobil 1 Twelve Hours of Sebring - 00:00:00
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Tequila PatrĂ³n Sports Car Showcase - 00:00:00
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Continental Tire Monterey Grand Prix - 00:00:00
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Chevrolet Sports Car Classic - 00:00:00
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Sahlens Six Hours of The Glen - 00:00:00
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Mobil 1 SportsCar Grand Prix - 00:00:00
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Northeast Grand Prix - 00:00:00
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Continental Tire Road Race Showcase - 00:00:00
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Oak Tree Grand Prix - 00:00:00
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Lone Star Le Mans - 00:00:00
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Petit Le Mans powered by Mazda - 00:00:00
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