| | Heat | Dash | B Feature | A Feature |
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| 2/9/2018 | Arizona Speedway - Queen Creek, AZ AZ MOD Tour A Modifieds: IMCA Arizona Dirt Tour Dirt Super Late Models, B Modifieds | Results | | Austin Kiefer (B Modifieds) | 5th | - | - | 10th |
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| 2/10/2018 | Arizona Speedway - Queen Creek, AZ AZ MOD Tour A Modifieds: IMCA Arizona Dirt Tour Dirt Super Late Models, B Modifieds | Results | | Austin Kiefer (B Modifieds) | 3rd | - | - | 9th |
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| 2/11/2018 | Central Arizona Raceway - Casa Grande, AZ A Modifieds: IMCA Arizona Dirt Tour Dirt Super Late Models, B Modifieds | Results | | Austin Kiefer (B Modifieds) | 9th (DNF) | - | 14th (DNF) | - |
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| 2/12/2018 | Central Arizona Raceway - Casa Grande, AZ A Modifieds: IMCA Arizona Dirt Tour Dirt Super Late Models, B Modifieds | Results | | Austin Kiefer (B Modifieds) | 6th | - | 2nd | 22nd (DNF) |
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| 2/15/2018 | Canyon Speedway Park - Peoria, AZ Arizona Mod Tour Round 5 A Modifieds: IMCA Arizona Dirt Tour B Modifieds | Results | | Austin Kiefer (B Modifieds) | 4th | - | - | 25th |
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| 8/3/2018 | Millard County Raceway - Delta, UT Factory Stocks, A Modifieds, B Modifieds, Super Stocks | Results | | Austin Kiefer (A Modifieds) | 3rd | - | - | 6th |
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| 8/4/2018 | Millard County Raceway - Delta, UT Factory Stocks, A Modifieds, B Modifieds, Super Stocks | Results | | Austin Kiefer (A Modifieds) | 5th | - | - | 22nd |
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| 8/9/2018 | Hancock County Speedway - Britt, IA Night of 1000 Stars presented by Doug Studer Farms & Brakke Imp. Hobby Stocks, Stock Cars, A Modifieds, B Modifieds | Results | | Austin Kiefer (A Modifieds) | 7th | - | 12th | - |
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| 8/10/2018 | Hancock County Speedway - Britt, IA Night of 10,000 Stars Hobby Stocks, Stock Cars, A Modifieds, B Modifieds | Results | | Austin Kiefer (A Modifieds) | 9th | - | 14th | - |
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| 8/11/2018 | Hancock County Speedway - Britt, IA Bob Shryock Memorial All Stars presented by Lake Mills Motor Sports Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, 600cc Modifieds | Results | | Austin Kiefer (A Modifieds) | 4th | - | 16th (DNF) | - |
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| 8/31/2018 | 300 Raceway - Farley, IA Runde Auto Group 41st Yankee Dirt Track Classic - Night 2 Stock Cars, A Modifieds, B Modifieds, Economy Late Models, IMCA Late Models | Results | | Austin Kiefer (A Modifieds) | 9th | - | - | - |
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| 9/1/2018 | Boone Speedway - Boone, IA Prelude to Super Nationals Hobby Stocks, A Modifieds, B Modifieds, Street Stocks | Results | | Austin Kiefer (A Modifieds) | 6th | - | 9th | - |
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| 9/5/2018 | Boone Speedway - Boone, IA 2018 IMCA Super Nationals A Modifieds, Street Stocks | Results | | Austin Kiefer (A Modifieds) | 3rd | - | 1st | - |
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| 9/6/2018 | Boone Speedway - Boone, IA 2018 IMCA Super Nationals A Modifieds, Midwest Modifieds, Street Stocks, Vintage Full Body Stock Cars | Results | | Austin Kiefer (A Modifieds) | 1st | - | - | - |
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| 9/7/2018 | Boone Speedway - Boone, IA 2018 IMCA Super Nationals A Modifieds, Street Stocks, Generic 2 | Results | | Austin Kiefer (A Modifieds) | 5th | - | 4th | - |
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| 9/8/2018 | Boone Speedway - Boone, IA 2018 IMCA Super Nationals Hobby Stocks, A Modifieds, Midwest Modifieds, B Modifieds, Street Stocks, Vintage Full Body Stock Cars, Vintage Modifieds, Generic 1 | Results | | Austin Kiefer (A Modifieds) | 1st | - | - | 8th |
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| 11/8/2018 | Dirt Track at Las Vegas - Las Vegas, NV A Modifieds: Duel in the Desert B Modifieds | Results | | Austin Kiefer (A Modifieds) | 3rd | - | 16th | - |
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| 11/9/2018 | Dirt Track at Las Vegas - Las Vegas, NV A Modifieds: Duel in the Desert B Modifieds | Results | | Austin Kiefer (A Modifieds) | 2nd | - | - | 30th |
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| 11/10/2018 | Dirt Track at Las Vegas - Las Vegas, NV A Modifieds: Duel in the Desert B Modifieds | Results | | Austin Kiefer (A Modifieds) | - | - | - | - |
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