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| 5/13/2023 | 141 Speedway - Maribel, WI Mothers Day Eve - BankFirst Kids Coin Drop / Unified Street Stocks Red Race $1,000 to Win Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Rex Karner (Stock Cars) | 2nd | - | - | 17th |
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| 5/20/2023 | 141 Speedway - Maribel, WI CJ Joski Memorial - Red Race - $1,000 to win IMCA Modifieds Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Rex Karner (Stock Cars) | 6th | - | - | 15th |
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| 5/27/2023 | 141 Speedway - Maribel, WI Nathan Bouche Memorial / IMCA Stock Car Triple Creek Series Night 1 $1,000 to Win Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Rex Karner (Stock Cars) | 2nd | - | - | 18th |
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| 6/3/2023 | 141 Speedway - Maribel, WI Frosty Tip Shootout / $2,000 to Win IMCA Modifieds Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Rex Karner (Stock Cars) | 1st | - | - | 13th (DNF) |
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| 6/24/2023 | 141 Speedway - Maribel, WI Fireworks by Toby K's Hideaway & Marshalltown Speedway / Dirt Kings - The Diamond 45 ($4,500 to win) Dirt Late Models: Dirt Kings Late Model Tour Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, WISSOTA Late Model | Results | | Rex Karner (Stock Cars) | 1st | - | - | 11th |
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| 7/8/2023 | 141 Speedway - Maribel, WI Great Bike Giveaway / $1000 to Win IMCA Stock Car Triple Creek Series Night 2 / Terry Van Roy Mem. Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Rex Karner (Stock Cars) | 3rd | - | - | 13th |
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| 7/15/2023 | 141 Speedway - Maribel, WI Pepsi Presents Fan Appreciation Night - $1,000 to Win Unified Street Stocks Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Rex Karner (Stock Cars) | 4th | - | - | 14th |
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| 7/29/2023 | 141 Speedway - Maribel, WI Robinson Presents Driver Appreciation w/ the Powder Puff | Uni. Street Stocks Blue Race $1000 to Win Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Rex Karner (Stock Cars) | 7th | - | - | 21st |
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| 7/30/2023 | Luxy Raceway - Luxemburg, WI Carter Construction Night Street Stocks, Baby Grand, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Rex Karner (Baby Grand) | 6th | - | - | DNS |
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| 8/5/2023 | 141 Speedway - Maribel, WI TA Motorsports Night at the Races Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Rex Karner (Stock Cars) | 6th | - | - | 19th (DNF) |
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| 8/12/2023 | 141 Speedway - Maribel, WI MasterFleet Presents IMCA Stock Car Triple Creek Series Night 3 - $1,000 to Win | Mechanics Races Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Rex Karner (Stock Cars) | 1st | - | - | 11th |
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| 8/26/2023 | 141 Speedway - Maribel, WI Gandrud Chevrolet Presents Season Championship Night Stock Cars, Sportsmans, Sport Compact, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car | Results | | Rex Karner (Stock Cars) | 1st | - | - | 8th |
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| 9/8/2023 | Outagamie Speedway - Seymour, WI 2023 OUTAGAMIE SPEEDWAY FALL BRAWL DAY 1 Street Stocks, Baby Grand, IMCA Modified, IMCA Northern SportMod, IMCA Stock Car, IMCA Sport Compact | Results | | Rex Karner (Baby Grand) | 2nd | - | - | 20th |
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