The 2026 NASCAR In-Season Challenge roars back into action this Sunday, June 28 as the Toyota/Save Mart 350 at Sonoma Raceway gets underway across TNT, truTV and HBO Max.
Dale Earnhardt Jr., Steve Letarte and Adam Alexander will provide commentary for Sunday’s race, as well as practice and qualifying on Saturday, June 27, starting at 2 p.m. on truTV and HBO Max.
Sunday’s race coverage will be preceded by NASCAR Nation Pre-Race presented by Nereus at 2:30 p.m., live from Sonoma Raceway, hosted by Marty Smith with analysts Jimmie Johnson and Jamie McMurray, alongside Earnhardt, Jr. and Letarte
Pit reporters Shannon Spake, Danielle Trotta and Marty Snider will be live from Pit Road throughout TNT Sports’ race coverage, bringing fans live reports, exclusive insights and driver interviews. Bleacher Report Racing correspondent Mamba Smith will also contribute to live coverage.
TNT Sports In-Season Challenge Coverage from Sonoma Raceway:
| DATE | TIME (ET) | PROGRAM/COMMENTATORS | NETWORK |
| Saturday, June 27 | 2 p.m. | NASCAR Cup Series Practice & Qualifying
Dale Earnhardt, Jr., Steve Letarte & Adam Alexander |
truTV & HBO Max |
| Sunday,
June 28 |
2:30 p.m. | NASCAR Nation Pre-Race presented by Nereus
Earnhardt, Jr., Jimmie Johnson, Letarte, Jamie McMurray & Marty Smith |
TNT, truTV & HBO Max |
| ~3 p.m. | NASCAR Driver Cam presented by Straight Talk Wireless | HBO Max | |
| 3:30 p.m. | Toyota/Save Mart 350
Earnhardt, Letarte & Alexander |
TNT, truTV & HBO Max | |
| Post-Race | NASCAR Nation Post-Race
Earnhardt, Jr., Johnson, Letarte, McMurray & Smith |
TNT, truTV & HBO Max |
— NASCAR —