Austin Dillon clinched a NASCAR Cup Series playoff berth with a win in the Cook Out 400 on Aug. 16 at Richmond.

There were 24 lead changes at Richmond Raceway in a 400-lap event that featured nonstop action. The tire falloff made for a fascinating race with multiple strategies throughout the field. And in the end, the NASCAR Cup Series had its 14th different winner of the 2025 season as Austin Dillon locked himself into the playoffs.

Check out our Richmond Cook Out 400 how to watch guide to learn when and what free live streams are available ahead of the race.

The Cook Out 400 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.

There are just two races left in the 2025 regular season. Thanks to Shane van Gisbergen winning for an impressive fourth time on a road course this season, taking home the checkered flag at Watkins Glen, there will be a driver that will qualify for the postseason without a win.

The NASCAR Cup Series is in Virginia this week with just two more races before the playoffs. That means high stakes for drivers near the cut line, and a push for points for those guaranteed a spot.

William Byron clinched the NASCAR Cup Series regular season title Saturday night at Richmond Raceway after finishing 12th in the Cook Out 400. His nearest competitor for the title, Hendrick Motorsports teammate Chase Elliott,

Chase Elliott's first DNF of the season means he's out of the running for Regular Season Champion. After a clean first stage of racing in the penultimate race of the NASCAR Cup Series regular season at Richmond Raceway, three close cautions snowballed into a crash that collected 13 drivers.