Series organizer WC Vision announced that the Pirelli World Challenge will race at Austin's Circuit of The Americas next May 17-19, in support of the USGP venue's V8 Super Car Series weekend. The announcement completes the 2013 Pirelli World Challenge schedule at 13 races.

GT, GTS, Touring Car and Touring Car B-Spec teams will race on the 20-turn, 3.4-mile track in Austin. GT and GTS teams and drivers will compete in two races, while TC and TCB competitors will run three races.

“We are excited to announce the Pirelli World Challenge will race at the Circuit of The Americas as part of a big sports car weekend in May of 2013,” said Scott Bove, President and CEO, WC Vision. “The new COTA facility is state of the art and we look forward to putting on a good show for the fans alongside the Australian V8 Supercars Championship.”

Last week, WC Vision announced plans to race at Lime Rock Park, July 4-6. In total, GT and GTS teams and drivers will run 13 races competing for overall Drivers', Manufacturers' and Team Championships in 2013. Touring Car and Touring Car B-Spec teams and drivers will compete in a total of 14 races in 2013.

WC Vision said an announcement is forthcoming regarding the series' TV schedule on NBC Sports Network and plans for full live-streaming of races at www.world-challengetv.com, including qualifying sessions.

2013 Pirelli World Challenge calendar:

March 22–24, Streets of St. Petersburg (with IndyCar). St. Petersburg, Fla. (GT, GTS)
 
April 19–21, Streets of Long Beach (with IndyCar/ALMS). Long Beach, Calif.? (GT, GTS)
 
May 17-19, Circuit of The Americas (with Australian V8 Supercars Championship). Austin, Texas. (GT, GTS, Touring Car, Touring Car B-Spec)
 
May 31–June 2, Detroit Belle Isle Grand Prix, (with IndyCar). Detroit, Mich. (GT, GTS)
 
July 4–6, Lime Rock Park (with ALMS). Lakeville, Conn. (GT, GTS, TC, TCB)
 
July 12–14, Streets of Toronto, (with IndyCar). Toronto, Ont. Can. (GT, GTS, TC, TCB)
 
August 2–4, Mid-Ohio Sports Car Course (with IndyCar). Lexington, Ohio (GT, GTS, TC, TCB)
 
August 23–25, Sonoma Raceway (with IndyCar). Sonoma, Calif. (GT, GTS, TC, TCB)
 
Oct. 4–6, Streets of Houston (with IndyCar). Houston, Texas (GT, GTS, TC, TCB)