IMSA President John Doonan has teased further growth for IMSA’s GTP class in the coming years during today’s pre-Rolex 24 press conference. Doonan spoke directly about the potential for additional ...

Unusual shows of passion, non-traditional viewing platforms added up to a winning Rolex 24 for the glass offices at IMSA.

Before the Detroit Lions continue their quest for Super Bowl 59, celebrate their historic season with a commemorative poster from the Detroit Free Press. And there’s so much to celebrate.

Penske also returned to IMSA in 2017 with Acura and later switched to lead Porsche's GTP program, which won the 24 Hours of Daytona and the GTP championship last year. Like Brown and McLaren ...

From the unmistakable shrill howl of the four-rotor 1991 Mazda RX-7-001 GTO to the thundering Chevrolet V-8 growl of a 1985 ...

Aston Martin’s Valkyrie will join the GTP ranks at the Sebring 12-hour, becoming the first Hypercar entry to compete against IMSA’s LMHd entries in the WeatherTech Championship. In 2025 ...

with the IMSA GTP Hybrid Electrified Race Car, at Action Express Racing to learn about physics and engineering. “What we’re doing here is a laboratory. It’s a laboratory for the automakers.