2008 Rolex Sports Car Series

The 2008 Rolex Sports Car Series season was the ninth season of the Grand-Am Rolex Sports Car Series presented by Crown Royal Cask No. 16. The 14-race championship for Daytona Prototypes (DP) and 13-race championship for Grand Touring (GT) cars began January 26, 2008, and concluded on September 20, 2008. New Jersey Motorsports Park replaced Iowa Speedway. At 15 races, it was the longest Rolex Sports Car Series season.

Chip Ganassi Racing drivers Scott Pruett and Memo Rojas won the DP drivers' championship, with Riley and Pontiac won the chassis and engine manufacturers' championships, respectively. In the GT class, Kelly Collins and Paul Edwards won the drivers' championship and brought Pontiac the manufacturers' championship.