5–7 May | Portland International Raceway, United States | The event has ended. | |
9–11 Jun | Portland International Raceway, United States | The event has ended. | |
16–18 Jun | The Ridge Motorsports Park, United States | The event has ended. | |
14–16 Jul | Portland International Raceway, United States | The event has ended. | |
1–4 Sep | Pacific Raceways, United States | The event has ended. | |
15–17 Sep | The Ridge Motorsports Park, United States | The event has ended. |