5–6 May | Sonoma Raceway, United States | The event has ended. | |
2–3 Jun | Thunderhill Raceway Park, United States | The event has ended. | |
30 Jun–1 Jul | Sonoma Raceway, United States | The event has ended. | |
11–12 Aug | Thunderhill Raceway Park, United States | The event has ended. | |
13–14 Oct | Buttonwillow Raceway Park, United States | The event has ended. | |
10–11 Nov | Sonoma Raceway, United States | The event has ended. |