2008 Schedule | ||
Date | Venue | Television |
| March 12-15 | Mobil 1 Twelve Hours of Sebring | RESULTS |
| April 4-5 | St. Petersburg Grand Prix | RESULTS |
| April 18-19 | Long Beach Grand Prix | RESULTS |
| April 25-26 | Houston Grand Prix | CANCELLED |
| May 16-18 | Grand Prix of Utah | RESULTS |
| July 11-12 | Northeast Grand Prix | SPEED |
| July 17-19 | Acura Sports Car Challenge | NBC |
| August 7-9 | Generac 500 | SPEED |
| August 22-24 | Mosport | SPEED |
| August 29-30 | Detroit Sports Car Challenge | SPEED |
| October 1-4 | Petit Le Mans - Road Atlanta | SPEED |
| October 16-18 | Mazda Raceway Laguna Seca | NBC |
