Sirius XM NASCAR Radio is a channel on Sirius XM Radio dedicated to NASCAR. The station launched on 2007-01-01 and broadcasts every Sprint Cup, Xfinity, and Camping World Truck Series race live. It is an affiliate of both the Motor Racing Network (MRN) and the Performance Racing Network (PRN), as well as the Indianapolis Motor Speedway Radio Network (IMS) for coverage of the Brickyard 400. It carries live races, full race replays, as well as behind-the-scenes and daily talk shows.