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| 4/24/2015 | Tri City Motor Speedway - Auburn, MI 2015 Addicted to DIRT! Season Opener Factory Stocks, Sportsmans, A Modifieds, Street Stocks, Dirt Late Models | Results | | Don Colbath III (Sportsmans) | 4th | - | - | 10th (DNF) |
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| 5/15/2015 | Tri City Motor Speedway - Auburn, MI Tailgate Night Factory Stocks, Sportsmans, A Modifieds, Street Stocks, Dirt Late Models | Results | | Don Colbath III (Sportsmans) | 4th | - | - | 18th (DNF) |
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| 5/29/2015 | Tri City Motor Speedway - Auburn, MI Blast from the Past Factory Stocks, Sportsmans, A Modifieds, Dirt Late Models | Rain Out |
| 6/5/2015 | Tri City Motor Speedway - Auburn, MI 360 Sprints - Winged: SOD-Sprints On Dirt (360s) Factory Stocks, Sportsmans, A Modifieds, Street Stocks | Results | | Don Colbath III (Sportsmans) | 8th | - | - | 17th (DNF) |
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| 9/5/2015 | Merritt Speedway - Merritt, MI Gene Kregear Engine Pro Championship Weekend DIRTcar Late Models, DIRTcar UMP Modifieds, Factory Stocks, Stock Cars, Sportsmans, Lightning Sprints, Dirt Pro Trucks | Results | | Don Colbath III (Sportsmans) | 4th | - | - | 21st |
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