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| 5/1/2015 | Rapid Speedway - Rock Rapids, IA Regular Classes + MSTS 360 Sprints 360 Sprints - Winged: Midwest Sprint Touring Series DIRTcar Sportsmans, Hobby Stocks, Stock Cars, B Modifieds | Results | | Dustin Gulbrandson (Hobby Stocks) | 1st | - | - | 1st |
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| 5/3/2015 | Huset's Speedway - Brandon, SD MSTS 360 Sprints - Winged: Midwest Sprint Touring Series Sprint Cars, Hobby Stocks, Winged A-Class, B Modifieds, Street Stocks | Results | | Dustin Gulbrandson (Hobby Stocks) | 6th | - | - | 7th |
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| 5/8/2015 | Rapid Speedway - Rock Rapids, IA Regular Classes DIRTcar Sportsmans, Hobby Stocks, Stock Cars, Winged Outlaw, Winged A-Class, B Modifieds | Results | | Dustin Gulbrandson (Hobby Stocks) | 2nd | - | - | 1st |
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| 5/22/2015 | Rapid Speedway - Rock Rapids, IA Regular Classes + LMSS DIRTcar Late Models, DIRTcar Sportsmans, Hobby Stocks, Stock Cars, Winged Outlaw, Stock Non-Wing, B Modifieds | Results | | Dustin Gulbrandson (Hobby Stocks) | 1st | - | - | 5th |
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| 5/31/2015 | Huset's Speedway - Brandon, SD Premier Racing Series presented by Pizza Ranch 410 Sprints - Winged, 305 Sprints - Winged, Sprint Cars, Hobby Stocks, B Modifieds, Street Stocks | Results | | Dustin Gulbrandson (Hobby Stocks) | 2nd | - | - | 4th |
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| 6/5/2015 | Rapid Speedway - Rock Rapids, IA Regular Classes + USRA Ironman Stock Car & B-Mod DIRTcar Sportsmans, Hobby Stocks, Stock Cars, Winged Outlaw, Winged A-Class, B Modifieds | Results | | Dustin Gulbrandson (Hobby Stocks) | 1st | - | - | 2nd |
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| 6/7/2015 | Huset's Speedway - Brandon, SD Premier Racing Series presented by Seafoam 410 Sprints - Winged, 305 Sprints - Winged, Sprint Cars, Hobby Stocks, Street Stocks, Generic 1 | Results | | Dustin Gulbrandson (Hobby Stocks) | 1st | - | - | 6th |
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| 6/19/2015 | Rapid Speedway - Rock Rapids, IA Regular Classes + OneMain Financial WISSOTA Late Model Challenge Series DIRTcar Sportsmans, Hobby Stocks, Stock Cars, B Modifieds, Dirt Late Models | Results | | Dustin Gulbrandson (Hobby Stocks) | 1st | - | - | 5th |
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| 6/21/2015 | Huset's Speedway - Brandon, SD Premier Racing Series - Father's Day - presented by O'Reilly Auto Parts 410 Sprints - Winged, 305 Sprints - Winged, Sprint Cars, Hobby Stocks, B Modifieds, Street Stocks | Results | | Dustin Gulbrandson (Hobby Stocks) | 3rd | - | - | 1st |
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| 6/26/2015 | Rapid Speedway - Rock Rapids, IA Regular Classes + MSTS 360 Sprints (Mid-Season Championship) 360 Sprints - Winged: Minnesota Mafia with Midwest Sprint Touring Series DIRTcar Sportsmans, Hobby Stocks, Stock Cars, B Modifieds | Results | | Dustin Gulbrandson (Hobby Stocks) | 2nd | - | - | 2nd |
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| 6/28/2015 | Huset's Speedway - Brandon, SD Premier Racing Series 410 Sprints - Winged, 305 Sprints - Winged, Sprint Cars, Hobby Stocks, Winged A-Class, Street Stocks | Results | | Dustin Gulbrandson (Hobby Stocks) | 2nd | - | - | 2nd |
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| 7/3/2015 | Huset's Speedway - Brandon, SD 410 Sprints - Winged: National Sprint League Hobby Stocks, Winged A-Class, B Modifieds | Results | | Dustin Gulbrandson (Hobby Stocks) | 1st | - | - | 1st |
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| 7/5/2015 | Huset's Speedway - Brandon, SD $5,000 to win Outlaw Sprints presented by Bolte's Roll Off Service & Octane Ink 410 Sprints - Winged, 305 Sprints - Winged, Sprint Cars, Hobby Stocks, Winged A-Class, Street Stocks | Results | | Dustin Gulbrandson (Hobby Stocks) | 2nd | - | - | 5th |
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| 7/10/2015 | Rapid Speedway - Rock Rapids, IA Regular Classes + Sportsmans Special DIRTcar Sportsmans, Hobby Stocks, Stock Cars, B Modifieds | Results | | Dustin Gulbrandson (Hobby Stocks) | 1st | - | - | 1st |
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| 7/12/2015 | Huset's Speedway - Brandon, SD Premier Racing Series presented by Brandon Lumber Company 410 Sprints - Winged, 305 Sprints - Winged, Sprint Cars, Hobby Stocks, B Modifieds, Street Stocks | Results | | Dustin Gulbrandson (Hobby Stocks) | 1st | - | - | 5th |
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| 7/15/2015 | Sioux Speedway - Sioux Center, IA 6th Annual Sprint Car Showdown 360 Sprints - Winged: Midwest Sprint Touring Series Hobby Stocks, Stock Cars, B Modifieds | Results | | Dustin Gulbrandson (Hobby Stocks) | 2nd | - | - | 2nd |
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| 7/17/2015 | Rapid Speedway - Rock Rapids, IA Regular Classes + Hobby Stock Special DIRTcar Sportsmans, Hobby Stocks, Stock Cars, Stock Non-Wing, B Modifieds, Generic 1 | Results | | Dustin Gulbrandson (Hobby Stocks) | 1st | - | - | 1st |
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| 7/19/2015 | Huset's Speedway - Brandon, SD Hall of Fame Night / Racing presented by Borrowed Bucks 410 Sprints - Winged, 305 Sprints - Winged, Sprint Cars, Hobby Stocks, Winged A-Class, Street Stocks | Results | | Dustin Gulbrandson (Hobby Stocks) | 5th | - | - | 1st |
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| 7/24/2015 | Rapid Speedway - Rock Rapids, IA Regular Classes + LMSS DIRTcar Late Models, DIRTcar Sportsmans, Hobby Stocks, Stock Cars, B Modifieds | Results | | Dustin Gulbrandson (Hobby Stocks) | 3rd | - | - | 5th |
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| 7/26/2015 | Huset's Speedway - Brandon, SD 410 Sprints - Winged: National Sprint League Hobby Stocks, Winged A-Class, Street Stocks | Results | | Dustin Gulbrandson (Hobby Stocks) | 1st | - | - | 5th |
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| 7/31/2015 | Rapid Speedway - Rock Rapids, IA Regular Classes + SLMR Dirt Super Late Models: SLMR Late Model Series DIRTcar Sportsmans, Hobby Stocks, Stock Cars, B Modifieds | Results | | Dustin Gulbrandson (Hobby Stocks) | 3rd | - | - | 7th |
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| 8/2/2015 | Huset's Speedway - Brandon, SD Premier Racing Series presented by The Corner Pub 410 Sprints - Winged, 305 Sprints - Winged, Sprint Cars, Hobby Stocks, Winged A-Class, Street Stocks, Generic 1 | Results | | Dustin Gulbrandson (Hobby Stocks) | 4th | - | - | 1st |
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| 8/7/2015 | Rapid Speedway - Rock Rapids, IA Regular Classes + B-Mod Special DIRTcar Sportsmans, Hobby Stocks, Stock Cars, B Modifieds | Results | | Dustin Gulbrandson (Hobby Stocks) | 4th | - | - | 2nd |
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| 8/14/2015 | Rapid Speedway - Rock Rapids, IA Regular Classes + Stock Car Shoot Out DIRTcar Sportsmans, Hobby Stocks, Stock Cars, B Modifieds | Results | | Dustin Gulbrandson (Hobby Stocks) | 1st | - | - | 2nd |
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| 8/21/2015 | Rapid Speedway - Rock Rapids, IA Regular Classes DIRTcar Sportsmans, Hobby Stocks, Stock Cars, B Modifieds | Results | | Dustin Gulbrandson (Hobby Stocks) | 1st | - | - | 1st |
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| 8/23/2015 | Huset's Speedway - Brandon, SD FVP National Sprint League 410 Sprints - Winged: National Sprint League Hobby Stocks, Street Stocks | Results | | Dustin Gulbrandson (Hobby Stocks) | 1st | - | - | 3rd |
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| 8/30/2015 | Huset's Speedway - Brandon, SD Night of $1,000 Stars / MSTS Challenge 360 Sprints - Winged: Midwest Sprint Touring Series 305 Sprints - Winged, Sprint Cars, Hobby Stocks, Winged A-Class, B Modifieds, Street Stocks | Results | | Dustin Gulbrandson (Hobby Stocks) | 1st | - | - | 7th |
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| 9/6/2015 | Huset's Speedway - Brandon, SD 410 Sprints - Winged: National Sprint League Hobby Stocks, Winged A-Class, Street Stocks | Results | | Dustin Gulbrandson (Hobby Stocks) | 6th | - | - | 4th |
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| 9/7/2015 | Huset's Speedway - Brandon, SD MSTS 360 Sprints - Winged: Midwest Sprint Touring Series Hobby Stocks, Winged A-Class, B Modifieds, Dirt Late Models | Results | | Dustin Gulbrandson (Hobby Stocks) | 3rd | - | - | 6th |
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| 9/11/2015 | Rapid Speedway - Rock Rapids, IA Craig Vinson Memorial Rapid Speedway Nationals 360 Sprints - Winged: Midwest Sprint Touring Series Hobby Stocks, Stock Cars, Winged A-Class, B Modifieds, Generic 1 | Results | | Dustin Gulbrandson (Hobby Stocks) | 2nd | - | - | 4th |
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| 9/12/2015 | Rapid Speedway - Rock Rapids, IA Craig Vinson Memorial Rapid Speedway Nationals 360 Sprints - Winged: Midwest Sprint Touring Series Hobby Stocks, Stock Cars, Stock Non-Wing, B Modifieds, Generic 1 | Results | | Dustin Gulbrandson (Hobby Stocks) | - | - | - | 11th |
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| 9/13/2015 | Huset's Speedway - Brandon, SD 410 Sprints - Winged, Sprint Cars, Hobby Stocks, Winged A-Class, B Modifieds, Street Stocks, Generic 1 | Results | | Dustin Gulbrandson (Hobby Stocks) | 2nd | - | - | 2nd |
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| 9/19/2015 | Park Jefferson International Speedway - Jefferson, SD 2nd Annual Iron Cup Prelim presented by J&J Fitting LLC. Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Hornets | Results | | Dustin Gulbrandson (Hobby Stocks) | - | 4th | - | - |
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| 9/20/2015 | Park Jefferson International Speedway - Jefferson, SD 2nd Annual Iron Cup Finals presented by J&J Fitting LLC Hobby Stocks, Stock Cars, A Modifieds, B Modifieds, Street Stocks, Hornets | Results | | Dustin Gulbrandson (Hobby Stocks) | - | - | - | 2nd |
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