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| 6/26/2015 | Winston Speedway - Rothbury, MI Kids Night -Fun and Games, Bike Giveaways & More / Roll Over Contest DIRTcar Late Models, DIRTcar UMP Modifieds, Factory Stocks, Stock Cars, B Modifieds, Street Stocks, Hornets | Results | | Denise Christiansen (DIRTcar Late Models) | 5th | - | - | 10th |
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| 7/3/2015 | Winston Speedway - Rothbury, MI Full Program - Fireworks!!! - Street Stock Special Presented by APS Performance Collison DIRTcar Late Models, DIRTcar UMP Modifieds, Factory Stocks, Stock Cars, B Modifieds, Street Stocks, Hornets | Results | | Denise Christiansen (DIRTcar Late Models) | 8th | - | - | 15th |
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| 7/17/2015 | Winston Speedway - Rothbury, MI Full Program - Bomber Special Tim Epplett Memorial - Presented by Bolduc's Complete Automotive DIRTcar Late Models, DIRTcar UMP Modifieds, Factory Stocks, Stock Cars, B Modifieds, Street Stocks, Hornets | Results | | Denise Christiansen (DIRTcar Late Models) | 8th | - | - | 13th |
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| 9/18/2015 | Winston Speedway - Rothbury, MI test DIRTcar Late Models, DIRTcar UMP Modifieds, Factory Stocks, Asphalt Mini Stocks, Stock Cars, B Modifieds, Street Stocks, 410 Sprints - Non-Winged, Hornets | Results | | Denise Christiansen (DIRTcar Late Models) | - | - | - | - |
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