8–10 Apr | Michelin Raceway Road Atlanta, United States | The event has ended. | |
13–15 May | Watkins Glen International, United States | The event has ended. | |
3–5 Jun | Virginia International Raceway, United States | The event has ended. | |
5–7 Aug | Pittsburgh International Race Complex, United States | The event has ended. | |
23–25 Sep | Pittsburgh International Race Complex, United States | The event has ended. |