| | Heat | Dash | B Feature | A Feature |
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| 2/19/2015 | Royal Purple Raceway - Baytown, TX A Modifieds: USMTS - United States Modified Touring Series | Results | | Austin Siebert (A Modifieds) | 9th | - | 6th | - |
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| 2/20/2015 | Royal Purple Raceway - Baytown, TX A Modifieds: USMTS - United States Modified Touring Series | Results | | Austin Siebert (A Modifieds) | 6th | - | 6th | - |
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| 3/21/2015 | Humboldt Speedway - Humboldt, KS A Modifieds: USMTS - United States Modified Touring Series | Results | | Austin Siebert (A Modifieds) | 1st | - | - | 12th |
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| 3/22/2015 | I-35 Speedway - Winston, MO A Modifieds: USMTS - United States Modified Touring Series Stock Cars, B Modifieds | Results | | Austin Siebert (A Modifieds) | 1st | - | - | 7th |
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| 3/26/2015 | Humboldt Speedway - Humboldt, KS A Modifieds: USMTS - United States Modified Touring Series | Results | | Austin Siebert (A Modifieds) | 5th | - | - | - |
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| 3/27/2015 | Humboldt Speedway - Humboldt, KS A Modifieds: USMTS - United States Modified Touring Series | Results | | Austin Siebert (A Modifieds) | 5th | - | - | - |
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| 3/28/2015 | Humboldt Speedway - Humboldt, KS A Modifieds: USMTS - United States Modified Touring Series | Results | | Austin Siebert (A Modifieds) | - | - | 19th | - |
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| 5/1/2015 | Lakeside Speedway - Kansas City, KS A Modifieds: USMTS - United States Modified Touring Series | Results | | Austin Siebert (A Modifieds) | 6th | - | 10th | 17th |
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| 5/29/2015 | Park Jefferson International Speedway - Jefferson, SD 2nd Annual Carlson Clash - Lucas Oil MLRA vs Corn Belt Clash Dirt Super Late Models: Lucas Oil MLRA with Corn Belt Clash Late Model Series Stock Cars, A Modifieds, B Modifieds | Results | | Austin Siebert (Dirt Super Late Models) | - | - | - | 18th |
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| 5/30/2015 | Park Jefferson International Speedway - Jefferson, SD 2nd Annual Carlson Clash - Lucas Oil MLRA vs Corn Belt Clash Dirt Super Late Models: Lucas Oil MLRA Hobby Stocks, B Modifieds, Hornets | Results | | Austin Siebert (Dirt Super Late Models) | - | - | - | 16th |
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| 6/18/2015 | 81 Speedway - Park City, KS A Modifieds: USMTS - United States Modified Touring Series | Results | | Austin Siebert (A Modifieds) | 5th | - | 5th | - |
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| 7/11/2015 | Lucas Oil Speedway - Wheatland, MO Diamond Nationals Dirt Super Late Models: Lucas Oil MLRA with Lucas Oil Late Model Dirt Series | Results | | Austin Siebert (Dirt Super Late Models) | 11th | - | 14th | - |
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| 7/12/2015 | Lucas Oil Speedway - Wheatland, MO Show-Me 100 Rescheduled Dirt Super Late Models: Lucas Oil MLRA with Lucas Oil Late Model Dirt Series | Results | | Austin Siebert (Dirt Super Late Models) | 2nd | - | - | 27th |
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| 7/17/2015 | I-80 Speedway - Greenwood, NE 5th Annual Silver Dollar Nationals Dirt Super Late Models: Lucas Oil Late Model Dirt Series A Modifieds: USMTS - United States Modified Touring Series | Results | | Austin Siebert (Dirt Super Late Models) | 9th | - | - | - |
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| 7/18/2015 | I-80 Speedway - Greenwood, NE 5th Annual Silver Dollar Nationals (Mains Only) Dirt Super Late Models: Lucas Oil Late Model Dirt Series A Modifieds: USMTS - United States Modified Touring Series | Results | | Austin Siebert (Dirt Super Late Models) | - | - | DNS | - |
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| 8/14/2015 | Batesville Motor Speedway - Locust Grove, AR 23rd Annual COMP Cams Topless 100 (Qualifying and Heats Only) Dirt Super Late Models: Lucas Oil Late Model Dirt Series | Results | | Austin Siebert (Dirt Super Late Models) | 5th | - | - | - |
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| 8/15/2015 | Batesville Motor Speedway - Locust Grove, AR 23rd Annual COMP Cams Topless 100 (Mains Only) Dirt Super Late Models: Lucas Oil Late Model Dirt Series | Results | | Austin Siebert (Dirt Super Late Models) | - | - | 13th | - |
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| 9/24/2015 | Deer Creek Speedway - Spring Valley, MN A Modifieds: USMTS - United States Modified Touring Series | Results | | Austin Siebert (A Modifieds) | 10th | - | 10th | - |
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| 9/25/2015 | Deer Creek Speedway - Spring Valley, MN A Modifieds: USMTS - United States Modified Touring Series | Results | | Austin Siebert (A Modifieds) | 14th | - | 5th | - |
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| 9/26/2015 | Deer Creek Speedway - Spring Valley, MN A Modifieds: USMTS - United States Modified Touring Series | Results | | Austin Siebert (A Modifieds) | 1st | - | - | 24th |
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