11–13 Apr | ![]() |
NOLA Motorsports Park![]() Continental Tire Grand Prix of Louisiana |
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1–3 May | ![]() |
Barber Motorsports Park![]() Children’s of Alabama Indy Grand Prix |
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6–8 Jun | ![]() |
Mid-Ohio Sports Car Course![]() PFC Grand Prix of Mid-Ohio |
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4–5 Jul | ![]() |
Mid-Ohio Sports Car Course![]() PFC Grand Prix of Mid-Ohio |
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24–26 Jul | ![]() |
Road America![]() Elite Engines Grand Prix of Road America |
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8–9 Aug | ![]() |
Portland International Raceway![]() Continental Tire Grand Prix of Portland |