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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 | | Rob Westergard (Sportsmans) | 6th | - | - | 8th |
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| 5/1/2015 | Tri-City Motor Speedway - Auburn, MI Pit Stop Challenge Factory Stocks, Sportsmans, A Modifieds, Street Stocks, Dirt Late Models | Results | | Rob Westergard (Sportsmans) | 6th (DNF) | - | - | 11th (DNF) |
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| 5/8/2015 | Tri-City Motor Speedway - Auburn, MI Fan Appreciation Night Factory Stocks, Sportsmans, A Modifieds, Street Stocks, Dirt Late Models | Results | | Rob Westergard (Sportsmans) | - | - | - | - |
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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 | | Rob Westergard (Sportsmans) | 8th | - | 7th (DNF) | - |
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| 5/22/2015 | Tri-City Motor Speedway - Auburn, MI Figure 8 Racing Part One Stock Cars, Sportsmans, A Modifieds, Street Stocks, Dirt Late Models | Results | | Rob Westergard (Sportsmans) | - | - | - | - | | Rob Westergard (Street Stocks) | DNS | - | DNS | - |
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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 | | Rob Westergard (Sportsmans) | 5th | - | - | 15th (DNF) |
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| 6/10/2015 | Merritt Speedway - Merritt, MI 1st Annual Merritt Showdown DIRTcar Late Models: American Ethanol Dirt Racing Group DIRTcar UMP Modifieds: Michigan Dirt Cup Modified Tour Stock Cars, Sportsmans, Lightning Sprints | Results | | Rob Westergard (Sportsmans) | - | - | - | 13th |
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| 6/19/2015 | Tri-City Motor Speedway - Auburn, MI Kids Night and Autographs & Greased Pig 5.0 Factory Stocks, Sportsmans, A Modifieds, Street Stocks, Dirt Late Models | Results | | Rob Westergard (Sportsmans) | 4th | - | - | 14th (DNF) |
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| 6/26/2015 | Tri-City Motor Speedway - Auburn, MI Figure 8 Racing Part Two Stock Cars, Sportsmans, A Modifieds, Street Stocks, Dirt Late Models | Results | | Rob Westergard (Sportsmans) | 9th (DNF) | - | - | DNS |
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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 | | Rob Westergard (Sportsmans) | 1st | - | - | 5th |
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| 7/31/2015 | Tri-City Motor Speedway - Auburn, MI Mystery Night Factory Stocks, Sportsmans, A Modifieds, Street Stocks, Dirt Late Models | Results | | Rob Westergard (Sportsmans) | 7th | - | - | - |
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| 8/1/2015 | Silver Bullet Speedway - Owendale, MI 60th Anniversary DIRTcar Late Models, DIRTcar UMP Modifieds, Asphalt Mini Stocks, Stock Cars, Sportsmans | Results | | Rob Westergard (Sportsmans) | 3rd | - | - | 2nd |
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| 8/7/2015 | Tri-City Motor Speedway - Auburn, MI Figure 8 Racing Championship Stock Cars, Sportsmans, A Modifieds, Street Stocks, Dirt Late Models | Results | | Rob Westergard (Sportsmans) | 2nd | - | - | 4th |
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| 8/21/2015 | Tri-City Motor Speedway - Auburn, MI Family and Autograph Night & Figure 8 Racing Championship Factory Stocks, Stock Cars, Sportsmans, A Modifieds, Street Stocks, Dirt Late Models | Results | | Rob Westergard (Sportsmans) | 2nd | - | - | 13th |
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| 8/22/2015 | Silver Bullet Speedway - Owendale, MI Spectator Drags DIRTcar UMP Modifieds, Asphalt Mini Stocks, Hobby Stocks, Stock Cars, Sportsmans | Results | | Rob Westergard (Sportsmans) | 7th | - | - | 5th |
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| 8/28/2015 | Tri-City Motor Speedway - Auburn, MI 410 Sprints - Non-Winged: Great Lakes Traditional Sprints with Ontario Topless Sprint Cars-OTS Factory Stocks, Sportsmans, Street Stocks, Dirt Late Models, Non-Winged Sprints | Results | | Rob Westergard (Sportsmans) | 2nd | - | - | 4th |
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| 8/29/2015 | Silver Bullet Speedway - Owendale, MI Topless Night DIRTcar Late Models, DIRTcar UMP Modifieds, Asphalt Mini Stocks, Stock Cars, Sportsmans | Results | | Rob Westergard (Sportsmans) | 4th | - | - | 7th |
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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 | | Rob Westergard (Sportsmans) | 8th | - | - | 20th |
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| 9/11/2015 | Tri-City Motor Speedway - Auburn, MI Battle By the Bay Day One Dirt Super Late Models, Factory Stocks, Sportsmans, A Modifieds, Street Stocks, Dirt Late Models | Results | | Rob Westergard (Sportsmans) | 7th (DNF) | - | 7th (DNF) | - |
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