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| 5/1/2015 | I-96 Speedway - Lake Odessa, MI 360 Sprints - Winged: SOD-Sprints On Dirt (360s) Asphalt Mini Stocks, B Modifieds, Street Stocks | Results | | Brad Lamberson (360 Sprints - Winged) | - | - | - | 9th |
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| 5/24/2015 | Eldora Speedway - Rossburg, OH 360 Sprints - Winged: NRA Sprint Invaders with SOD-Sprints On Dirt (360s) DIRTcar Late Models | Results | | Brad Lamberson (360 Sprints - Winged) | - | - | 6th | - |
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| 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 | | Brad Lamberson (360 Sprints - Winged) | 2nd | - | - | 7th |
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| 6/19/2015 | Attica Raceway Park - Attica, OH 410 Sprints - Winged: All Star Circuit of Champions | Results | | Brad Lamberson (410 Sprints - Winged) | 11th | - | - | - |
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| 6/20/2015 | Merritt Speedway - Merritt, MI Engine Pro Sprints on Dirt plus MORA Mini Outlaw Sprints 360 Sprints - Winged: SOD-Sprints On Dirt (360s) Factory Stocks, Stock Cars, Sportsmans, Lightning Sprints, Dirt Pro Trucks | Results | | Brad Lamberson (360 Sprints - Winged) | 4th | - | - | 5th |
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| 6/26/2015 | Hartford Speedway - Hartford, MI 360 Sprints - Winged: SOD-Sprints On Dirt (360s) | Results | | Brad Lamberson (360 Sprints - Winged) | - | - | - | 6th |
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| 7/17/2015 | Tri-City Motor Speedway - Auburn, MI 360 Sprints - Winged: SOD-Sprints On Dirt (360s) Factory Stocks, Sportsmans, A Modifieds, Street Stocks | Results | | Brad Lamberson (360 Sprints - Winged) | 1st | - | - | 2nd |
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| 7/25/2015 | Butler Speedway - Quincy, MI 360 Sprints - Winged: SOD-Sprints On Dirt (360s) | Results | | Brad Lamberson (360 Sprints - Winged) | - | - | - | 4th |
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| 7/31/2015 | I-96 Speedway - Lake Odessa, MI 360 Sprints - Winged: SOD-Sprints On Dirt (360s) Asphalt Mini Stocks, B Modifieds, Street Stocks | Results | | Brad Lamberson (360 Sprints - Winged) | - | - | - | 9th |
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| 8/1/2015 | Montpelier Motor Speedway - Montpelier, IN 360 Sprints - Winged: NRA Sprint Invaders with SOD-Sprints On Dirt (360s) | Results | | Brad Lamberson (360 Sprints - Winged) | - | - | - | 10th |
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| 8/7/2015 | I-96 Speedway - Lake Odessa, MI 410 Sprints - Winged, DIRTcar UMP Modifieds, Asphalt Mini Stocks, B Modifieds, Street Stocks | Results | | Brad Lamberson (410 Sprints - Winged) | 1st | - | - | 5th |
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| 8/8/2015 | Butler Speedway - Quincy, MI | Results | | Brad Lamberson (410 Sprints - Winged) | - | - | - | 4th |
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| 8/14/2015 | Hartford Speedway - Hartford, MI 410 Sprints - Non-Winged: Great Lakes Traditional Sprints with Ontario Topless Sprint Cars-OTS 410 Sprints - Winged | Results | | Brad Lamberson (410 Sprints - Winged) | - | - | - | 4th |
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| 8/21/2015 | I-96 Speedway - Lake Odessa, MI 410 Sprints - Winged: All Star Circuit of Champions Asphalt Mini Stocks, B Modifieds, Street Stocks | Results | | Brad Lamberson (410 Sprints - Winged) | 9th | - | 10th | - |
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| 8/22/2015 | Merritt Speedway - Merritt, MI 360 Sprints - Winged: SOD-Sprints On Dirt (360s) DIRTcar UMP Modifieds: Michigan Dirt Cup Modified Tour 410 Sprints - Non-Winged: Great Lakes Traditional Sprints with Ontario Topless Sprint Cars-OTS Lightning Sprints | Results | | Brad Lamberson (360 Sprints - Winged) | 1st | - | - | 20th |
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| 9/26/2015 | Berlin Raceway - Marne, MI 410 Sprints - Winged: World of Outlaws DIRTcar UMP Modifieds | Results | | Brad Lamberson (410 Sprints - Winged) | 8th | - | 4th | 22nd |
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