IMSA’s flagship series competes at 12 of North America’s leading sports car venues, including Daytona, Sebring, Watkins Glen, Road America and Road Atlanta. Competition takes place in four classes – Daytona Prototype International, Le Mans Prototype 2, GT Le Mans and GT Daytona – and brings together renowned drivers with leading manufacturers for some of the world’s biggest sports car events, such as the Rolex 24 At Daytona and Mobil 1 Twelve Hours of Sebring. Follow and join the conversation with #IWTSC