| | Heat | Dash | B Feature | A Feature |
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| 5/3/2025 | I-90 Speedway - Hartford, SD SEASON OPENER 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Tom Koster (USRA B-Mods) | 7th | - | 2nd | 9th |
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| 5/10/2025 | I-90 Speedway - Hartford, SD RPM Racing Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Tom Koster (USRA B-Mods) | 6th | - | - | 11th |
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| 5/31/2025 | I-90 Speedway - Hartford, SD RPM Racing Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Tom Koster (USRA B-Mods) | 4th | - | - | 9th |
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| 6/7/2025 | I-90 Speedway - Hartford, SD RaceSaver Sprint Special & RPM Racing Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Tom Koster (USRA B-Mods) | 6th | - | - | 17th |
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| 6/14/2025 | I-90 Speedway - Hartford, SD KIDS NIGHT! RPM Racing Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Tom Koster (USRA B-Mods) | 4th | - | - | 16th |
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| 6/28/2025 | I-90 Speedway - Hartford, SD FIREWORKS Show & RPM Racing Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Tom Koster (USRA B-Mods) | 4th | - | - | 12th |
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| 7/5/2025 | I-90 Speedway - Hartford, SD Driver Meet & Greet! RPM Racing Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Tom Koster (USRA B-Mods) | 5th | - | 3rd | 16th |
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| 7/12/2025 | I-90 Speedway - Hartford, SD RaceSaver Sprint Special & RPM Racing Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Tom Koster (USRA B-Mods) | 6th (DNF) | - | - | 13th (DNF) |
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| 7/26/2025 | I-90 Speedway - Hartford, SD RPM Racing Series 305 Sprints - Winged, Street Stocks, USRA B-Mods, USRA Hobby Stocks | Results | | Tom Koster (USRA B-Mods) | 4th | - | - | 10th |
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| 7/29/2025 | Jackson Motorplex - Jackson, MN Jeff Heser & Denny Froderman Memorial USRA B-Mods, USRA Modifieds, USRA Hobby Stocks, USRA Stock Cars, IMCA RaceSaver Sprint Car | Results | | Tom Koster (USRA B-Mods) | - | - | - | - |
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