The 2015 season finale weekend is set for a return appearance at the 11-turn, 2.238-mile jewel of a road course on California's beautiful central coast - Mazda Raceway Laguna Seca, in Salinas, CA September 11-13. The weekend season finale is a series headliner event.
August 28-30, GT/GT-A/GT Cup and GTS competitors return to California's beautiful 2.52-mile road course at Sonoma Raceway in Sonoma, CA along with IndyCar as part of the GoPro Grand Prix of Sonoma weekend.
Watch live at world-challengetv.com
GT/GT-A/GT Cup and GTS teams travel to Lexington, OH to compete at the scenic 2.4-mile, 15-turn Mid-Ohio Sports Car Course, co-headlining with the IndyCar series as part of the Honda Indy 200. Watch the races live at world-challengetv.com.