Tire use, energy use, finishing position all factored in for GTP winner at each WeatherTech Championship race.

Pratt Miller enters the season as defending champions after sweeping the 2025 IMSA GTD Pro championships--driver, team, and manufacturer--adding a 16th team title to a legacy defined by engineering ...

Michelin and IMSA have confirmed details of the new IMSA Michelin Sustainability in Racing Award, which will be presented to ...

The season opener of the 2026 International Motor Sports Association season at Daytona International Speedway will take place on Saturday, Jan. 24.  The opening race is the Rolex 24, a non-stop ...

This year's IMSA season feels like a homecoming for Nick Tandy, who returns this year in GTD PRO 12 months on from completing ...

"It is an honor to continue our racing partnership with Vasser Sullivan to support Lexus Racing in the 2026 IMSA series," said Todd McAtee, Senior Vice President, Business Development for Mouser ...

NBC Sports begins its coverage of the 2026 IMSA WeatherTech SportsCar Championship season with comprehensive live coverage of ...

The 64th running of the Rolex 24 at Daytona is set for Saturday and Sunday. There's plenty of other on-track action to keep ...

Manthey is stepping up its involvement in IMSA this year, entering two cars under its own name in the endurance rounds.

Sixty teams across four classes will race in the Rolex 24 at Daytona International Speedway this weekend. See the full list ...

The fans love the cars. But what about the drivers?

Trackhouse Racing's Ross Chastain compares the Daytona 500 to IMSA after a visit to Cadillac's garage at Daytona.