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| 4/10/2021 | Coos Bay Speedway - Coos Bay, OR NASCAR Season Opener Street Stocks, Dirt Late Models, Hornets, Economy Late Models, Enduro, Pony Stock | Results | | Dyllan Siewell (Street Stocks) | 2nd | - | - | 4th |
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| 4/17/2021 | Coos Bay Speedway - Coos Bay, OR South Coast Shopper Carload Night - "Lucky Rides for the Kids" Street Stocks, Dirt Late Models, Hornets, Economy Late Models, Enduro, Pony Stock | Results | | Dyllan Siewell (Street Stocks) | 2nd | - | - | 2nd |
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| 5/22/2021 | Coos Bay Speedway - Coos Bay, OR Kids Night Penny Gold Rush Street Stocks, Dirt Late Models, Hornets, Economy Late Models, Enduro, Pony Stock, Limited Modified | Results | | Dyllan Siewell (Street Stocks) | 1st | - | - | 3rd |
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| 6/16/2021 | Coos Bay Speedway - Coos Bay, OR Wednesday Night Throwdown #2 Street Stocks, Dirt Late Models, Hornets, Enduro, IMCA Modified | Results | | Dyllan Siewell (Street Stocks) | 1st | - | - | 3rd |
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| 7/10/2021 | Coos Bay Speedway - Coos Bay, OR Eve of Destruction 12 American Dare Devil Mr. Dizzy & Oregon Coast's Best FIREWORKS Street Stocks, Dirt Late Models, Hornets, Economy Late Models, Enduro, Pony Stock | Results | | Dyllan Siewell (Street Stocks) | 2nd | - | - | 6th |
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| 7/12/2021 | Coos Bay Speedway - Coos Bay, OR Western Sprint Tour Speedweek 360 Sprints - Winged, Street Stocks, Enduro, Pony Stock | Results | | Dyllan Siewell (Street Stocks) | 3rd | - | - | 3rd |
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| 7/24/2021 | Coos Bay Speedway - Coos Bay, OR Ken Ware Chvrolet Night Outlaw Pro Stock Challenge Street Stocks, Dirt Late Models, Hornets, Economy Late Models, Enduro, Pony Stock, Limited Modified | Results | | Dyllan Siewell (Street Stocks) | 2nd | - | - | 3rd |
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| 8/7/2021 | Coos Bay Speedway - Coos Bay, OR Super Late Model Tidal Wave 50 Street Stocks, Dirt Late Models, Hornets, Economy Late Models, Enduro, Pony Stock | Results | | Dyllan Siewell (Street Stocks) | 4th | - | - | 3rd |
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| 8/21/2021 | Coos Bay Speedway - Coos Bay, OR Sponsor Appreciation Night Street Stocks, Dirt Late Models, Hornets, Economy Late Models, Enduro, Pony Stock, Limited Modified | Results | | Dyllan Siewell (Street Stocks) | 3rd | - | - | 6th |
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| 8/28/2021 | Coos Bay Speedway - Coos Bay, OR Street Stock Battle At The Beach - "Lucky Rides for the Kids" Street Stocks, Dirt Late Models, Hornets, Economy Late Models, Enduro, Pony Stock | Results | | Dyllan Siewell (Street Stocks) | 4th | - | - | 2nd |
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| 9/25/2021 | Coos Bay Speedway - Coos Bay, OR Battle At The Bay Street Stocks, Hornets, Economy Late Models, Enduro, Pony Stock | Results | | Dyllan Siewell (Street Stocks) | 3rd | - | - | 5th |
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| 10/2/2021 | Coos Bay Speedway - Coos Bay, OR Prather Famliy Lucas Oil Open Show Street Stocks, Dirt Late Models, Hornets, Economy Late Models, Enduro, Pony Stock | Results | | Dyllan Siewell (Street Stocks) | 1st | - | - | 8th |
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