The NASCAR Cup Series Playoffs kick off this weekend with the first of 10 postseason races set for Sunday evening with the Cook Out Southern 500 at Darlington Raceway.

The Southern 500 will be aired on the radio by the Motor Radio Network. MRN has affiliates all across the country, and their feed can also be streamed on NASCAR.com as well as the NASCAR app. The race can also be heard on SiriusXM NASCAR Radio, channel 90.