NASCAR Southern 500: Start time, TV channel, and streaming info for Darlington playoff opener

Darlington Raceway gears up to host the Cook Out Southern 500. The NASCAR Cup Series Playoffs begin this weekend. The race is scheduled for Sunday, August 31, 2025. USA Network and HMax will broadcast the event live. Leigh Diffey, Jeff Burton, and Steve Letarte will lead the commentary team. MRN and SiriusXM will provide radio coverage.