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| 1/6/2018 | Arizona Speedway - Queen Creek, AZ Wild West Shootout Round 1 Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Austin Siebert (Dirt Super Late Models) | 2nd | - | - | 8th |
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| 1/7/2018 | Arizona Speedway - Queen Creek, AZ Wild West Shootout Round 2 Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Austin Siebert (Dirt Super Late Models) | 5th | - | 10th | - |
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| 1/10/2018 | Arizona Speedway - Queen Creek, AZ Wild West Shootout Round 3 Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Austin Siebert (Dirt Super Late Models) | 4th | - | - | 10th |
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| 1/12/2018 | Arizona Speedway - Queen Creek, AZ Wild West Shootout Round 4 Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Austin Siebert (Dirt Super Late Models) | 4th | - | - | 19th |
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| 1/13/2018 | Arizona Speedway - Queen Creek, AZ Wild West Shootout Round 5 Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Austin Siebert (Dirt Super Late Models) | 4th | - | - | 20th |
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| 1/14/2018 | Arizona Speedway - Queen Creek, AZ Wild West Shootout Round 6 Dirt Super Late Models, A Modifieds, B Modifieds | Results | | Austin Siebert (Dirt Super Late Models) | 2nd | - | - | 12th |
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| 4/21/2018 | 34 Raceway - West Burlington, IA 10th Annual Slocum 50 presented by Roederer's Pit Stop Dirt Super Late Models: Lucas Oil MLRA 305 Sprints - Winged, Stock Cars | Results | | Austin Siebert (Dirt Super Late Models) | 7th | - | 7th | - |
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| 4/27/2018 | Thunderbird Speedway - Muskogee, OK MLRA Late Models / NASCAR Whelen Points Race Dirt Super Late Models: Lucas Oil MLRA Hobby Stocks, B Modifieds, Street Stocks | Results | | Austin Siebert (Dirt Super Late Models) | 4th | - | - | 12th | | Austin Siebert (Dirt Late Models) | 4th | - | - | 12th |
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| 4/28/2018 | Legit Speedway Park - West Plains, MO $3000 to Win: Late Models Presented by West Plains Resaw & Missouri Hardwood Plus Weekly Points Race Dirt Super Late Models: Lucas Oil MLRA Factory Stocks, Hobby Stocks, A Modifieds, B Modifieds, Super Stocks | Results | | Austin Siebert (Dirt Super Late Models) | 4th | - | 6th | - |
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| 5/24/2018 | Lucas Oil Speedway - Wheatland, MO 5th Annual Cowboy Classic Dirt Super Late Models: Lucas Oil MLRA with Lucas Oil Late Model Dirt Series | Results | | Austin Siebert (Dirt Super Late Models) | 3rd | - | - | 22nd |
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| 5/25/2018 | Lucas Oil Speedway - Wheatland, MO The Tribute to Don and Billie Gibson Dirt Super Late Models: Lucas Oil MLRA with Lucas Oil Late Model Dirt Series | Results | | Austin Siebert (Dirt Super Late Models) | 8th | - | 7th | - |
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| 5/26/2018 | Lucas Oil Speedway - Wheatland, MO 26th Annual Lucas Oil Show-Me 100 Dirt Super Late Models: Lucas Oil MLRA with Lucas Oil Late Model Dirt Series | Results | | Austin Siebert (Dirt Super Late Models) | - | - | 4th | - |
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| 6/14/2018 | Cedar Lake Speedway - New Richmond, WI Modified Masters A Modifieds: USMTS - United States Modified Touring Series Dirt Super Late Models | Results | | Austin Siebert (A Modifieds) | 6th | - | 5th | - |
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| 6/15/2018 | Cedar Lake Speedway - New Richmond, WI Modified Masters A Modifieds: USMTS - United States Modified Touring Series Dirt Super Late Models, B Modifieds | Results | | Austin Siebert (A Modifieds) | 2nd | - | - | - |
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| 6/16/2018 | Cedar Lake Speedway - New Richmond, WI Modified Masters A Modifieds: USMTS - United States Modified Touring Series Dirt Super Late Models | Results | | Austin Siebert (A Modifieds) | - | - | 26th (DNF) | - |
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| 7/6/2018 | Lake Ozark Speedway - Eldon, MO Lucas MLRA Late Models,$3000 to Win!! USRA B-Mods Dirt Super Late Models: Lucas Oil MLRA Hobby Stocks, B Modifieds | Results | | Austin Siebert (Dirt Super Late Models) | 6th | - | - | 8th |
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| 7/7/2018 | Lake Ozark Speedway - Eldon, MO Lucas MLRA Late Models,$5000 to Win!! Street Stock Dirt Super Late Models: Lucas Oil MLRA Street Stocks | Results | | Austin Siebert (Dirt Super Late Models) | 2nd | - | - | 6th |
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| 7/14/2018 | Lucas Oil Speedway - Wheatland, MO 12th Annual Diamond Nationals Dirt Super Late Models: Lucas Oil MLRA with Lucas Oil Late Model Dirt Series | Results | | Austin Siebert (Dirt Super Late Models) | 7th | - | 14th | - |
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| 7/20/2018 | I-80 Speedway - Greenwood, NE Silver Dollar Nationals, Night 2 Dirt Super Late Models: Lucas Oil Late Model Dirt Series A Modifieds: USMTS - United States Modified Touring Series | Results | | Austin Siebert (A Modifieds) | 4th | 17th (DNF) | - | - |
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| 7/21/2018 | I-80 Speedway - Greenwood, NE Silver Dollar Nationals, Night 3 Dirt Super Late Models: Lucas Oil Late Model Dirt Series A Modifieds: USMTS - United States Modified Touring Series | Results | | Austin Siebert (A Modifieds) | - | - | 4th | 15th |
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| 7/27/2018 | Lakeside Speedway - Kansas City, KS Clyde Ellis Memorial Dirt Super Late Models: Lucas Oil MLRA | Results | | Austin Siebert (Dirt Super Late Models) | 5th | - | - | 9th |
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| 9/1/2018 | Lucas Oil Speedway - Wheatland, MO Larry Phillips Memorial Dirt Super Late Models: Lucas Oil MLRA | Results | | Austin Siebert (Dirt Super Late Models) | 4th | - | - | 13th |
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