While Nissan is struggling to keep up today, in the '90s, the company made some of the coolest cars of the decade. Check out ...

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 ...

One of the more unique-looking Jaguar racers, the IMSA-based XJR-10 ... although they were unable to beat the overwhelming Nissan GTP ZX-Turbo cars driven by Geoff Brabham for a championship ...

This is the marquee class in IMSA’s WeatherTech Championship Series ... These prototypes are simpler machines compared to GTP, though similar to the untrained eye. Unlike the GTPs, the LMP2 ...

Heylen in the No.34 Conquest Racing Ferrari 296 GT3 led the first day of IMSA’s Sanctioned Test at Sebring International ...

IMSA president John Doonan says that GTP manufacturers tell him they want to hire American drivers, but where will those drivers come from? Being elbowed out by drivers who get their training in ...

IMSA has many classes, depending on the series. Its main series, the WeatherTech Sportscar Championship, has four classes: Grand Touring Prototype (GTP), Le Mans Prototype 2 (LMP2), GT Daytona Pro ...

It's also the only production-based car in IMSA GTP, the only car with a V-12 in either series, and the only car built by a major manufacturer without a hybrid system in either category.

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 ...