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| 6/1/2018 | Tri City Speedway - Granite City, IL MARS vs UMP LM $3000 to Win, Crate LM $700 (Make Up for Modified Feature from 5/25) DIRTcar Late Models, DIRTcar UMP Modifieds, Winged Outlaw, B Modifieds, Pro Late Model | Results | | Jacob Duke (B Modifieds) | 6th | - | 13th | - |
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| 6/22/2018 | Tri City Speedway - Granite City, IL UMP Summer Nationals LM $10000, Modified $1000, BMods $1000 DIRTcar Late Models, DIRTcar UMP Modifieds, B Modifieds | Results | | Jacob Duke (B Modifieds) | 7th | - | 6th | 18th |
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| 7/13/2018 | Tri City Speedway - Granite City, IL NAPA Know How 50 Dirt Super Late Models: Lucas Oil Late Model Dirt Series DIRTcar Late Models, DIRTcar UMP Modifieds, B Modifieds | Results | | Jacob Duke (B Modifieds) | 6th | - | - | 20th |
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| 7/20/2018 | Tri City Speedway - Granite City, IL Full Throttle Friday Crate LM $1000 (Make Up Feature for CLM from 5/25) DIRTcar Late Models, DIRTcar UMP Modifieds, Winged Outlaw, B Modifieds, Pro Late Model | Results | | Jacob Duke (B Modifieds) | 8th | - | 14th | - |
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| 8/30/2018 | Tri City Speedway - Granite City, IL Thursday Night Thunder Late Models $2000/A Mods AMS Sanctioned $2000/B Mods $1000/CLM $1000 DIRTcar Late Models, DIRTcar UMP Modifieds, B Modifieds, Pro Late Model | Results | | Jacob Duke (B Modifieds) | 7th | - | 9th | - |
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| 9/14/2018 | Tri City Speedway - Granite City, IL Full Throttle Friday Season Championship CLM $700/Bmods $500 DIRTcar Late Models, DIRTcar UMP Modifieds, Winged Outlaw, B Modifieds, Street Stocks, Pro Late Model | Results | | Jacob Duke (B Modifieds) | 5th | - | 12th | - |
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