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| 3/10/2021 | Humboldt Speedway - Humboldt, KS Battle at the Bullring Practice Dirt Super Late Models, Factory Stocks, Stock Cars, A Modifieds, Midwest Modifieds, B Modifieds, Sport Compact, USRA B-Mods, USRA Modifieds | Rain Out |
| 3/24/2021 | Humboldt Speedway - Humboldt, KS KOA and Battle Practice A Modifieds: USMTS - United States Modified Touring Series B Modifieds, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Dustin Thulin (USRA B-Mods) | - | - | - | - |
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| 3/25/2021 | Humboldt Speedway - Humboldt, KS King Of America and Battle at the Bullring Night 1 A Modifieds: USMTS - United States Modified Touring Series B Modifieds, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Dustin Thulin (USRA B-Mods) | 12th | - | - | - |
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| 3/26/2021 | Humboldt Speedway - Humboldt, KS King Of America $5,000 to win + Battle Qualifying A Modifieds: USMTS - United States Modified Touring Series B Modifieds, USRA B-Mods, USRA Stock Cars | Results | | Dustin Thulin (USRA B-Mods) | 12th | - | - | - |
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| 3/27/2021 | Humboldt Speedway - Humboldt, KS King Of America $20,000 to win, Battle at the Bullring $10,00 to win A Modifieds: USMTS - United States Modified Touring Series B Modifieds, USRA B-Mods, USRA Modifieds, USRA Stock Cars | Results | | Dustin Thulin (USRA B-Mods) | - | - | - | - |
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| 5/30/2021 | Central Missouri Speedway - Warrensburg, MO Race #8, SPECIAL EVENT, Memorial Day Weekend Night 2, Seeburg Muffler Night. Midgets: POWRi Lightning Sprints: POWRi Midwest Lightning Sprints with POWRi Minn-Kota Lightning Sprints, POWRi Southwest Lightning Sprints A Modifieds, B Modifieds, Super Stocks | Results | | Dustin Thulin (B Modifieds) | 3rd | - | - | 18th (DNF) |
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| 9/5/2021 | Nevada Speedway - Nevada, MO Restricted 'A' Class: NOW600 Restricted Micros Winged A-Class: NOW600 A-Class Micros Stock Non-Wing: NOW600 Non-Wing Micros USRA B-Mods: Titans B-Mod Series | Results | | Dustin Thulin (USRA B-Mods) | 5th | - | - | 14th (DNF) |
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