| | Heat | Dash | B Feature | A Feature |
|---|
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|---|
| 5/29/2015 | Billings Motorsports Park - Billings, MT 360 Sprints - Winged: ASCS Frontier Region | Results | | Josh Ostermiller (360 Sprints - Winged) | 5th | - | - | 9th |
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| 5/30/2015 | Billings Motorsports Park - Billings, MT 360 Sprints - Winged: ASCS Frontier Region | Results | | Josh Ostermiller (360 Sprints - Winged) | 2nd | - | - | 9th |
|
| 6/5/2015 | Electric City Speedway - Great Falls, MT 360 Sprints - Winged: ASCS Frontier Region | Results | | Josh Ostermiller (360 Sprints - Winged) | 4th | - | - | 14th (DNF) |
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| 6/6/2015 | Electric City Speedway - Great Falls, MT 360 Sprints - Winged: ASCS Frontier Region | Results | | Josh Ostermiller (360 Sprints - Winged) | 7th (DNF) | - | 6th | - |
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| 6/12/2015 | Gallatin Speedway - Belgrade, MT 360 Sprints - Winged: ASCS Frontier Region | Results | | Josh Ostermiller (360 Sprints - Winged) | 2nd | - | - | 19th (DNF) |
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| 6/13/2015 | Billings Motorsports Park - Billings, MT 360 Sprints - Winged: ASCS Frontier Region | Results | | Josh Ostermiller (360 Sprints - Winged) | 4th | - | - | 3rd |
|
| 6/19/2015 | Electric City Speedway - Great Falls, MT 360 Sprints - Winged: ASCS Frontier Region | Results | | Josh Ostermiller (360 Sprints - Winged) | 2nd | - | - | 12th |
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| 6/20/2015 | Electric City Speedway - Great Falls, MT 360 Sprints - Winged: ASCS Frontier Region | Results | | Josh Ostermiller (360 Sprints - Winged) | 2nd | - | - | 10th |
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| 7/17/2015 | Electric City Speedway - Great Falls, MT 360 Sprints - Winged: ASCS National with ASCS Frontier Region | Results | | Josh Ostermiller (360 Sprints - Winged) | 5th | - | 2nd | 21st (DNF) |
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| 7/18/2015 | Billings Motorsports Park - Billings, MT 360 Sprints - Winged: ASCS National with ASCS Frontier Region | Results | | Josh Ostermiller (360 Sprints - Winged) | 2nd | - | - | 21st (DNF) |
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| 7/31/2015 | Gallatin Speedway - Belgrade, MT 360 Sprints - Winged: ASCS Frontier Region | Results | | Josh Ostermiller (360 Sprints - Winged) | 5th | - | - | 12th (DNF) |
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| 8/1/2015 | Billings Motorsports Park - Billings, MT 360 Sprints - Winged: ASCS Frontier Region | Results | | Josh Ostermiller (360 Sprints - Winged) | 6th | - | - | DNS |
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| 8/14/2015 | Gallatin Speedway - Belgrade, MT 360 Sprints - Winged: ASCS Frontier Region | Results | | Josh Ostermiller (360 Sprints - Winged) | 7th | - | - | 5th |
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| 8/15/2015 | Billings Motorsports Park - Billings, MT 360 Sprints - Winged: ASCS Frontier Region | Results | | Josh Ostermiller (360 Sprints - Winged) | 6th | - | - | 12th |
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| 9/12/2015 | Gallatin Speedway - Belgrade, MT 360 Sprints - Winged: ASCS Frontier Region | Results | | Josh Ostermiller (360 Sprints - Winged) | 1st | - | - | 5th |
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| 9/18/2015 | Billings Motorsports Park - Billings, MT 360 Sprints - Winged: ASCS Frontier Region Sportsman Sprints | Results | | Josh Ostermiller (360 Sprints - Winged) | 4th | - | - | 8th |
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| 9/19/2015 | Billings Motorsports Park - Billings, MT 360 Sprints - Winged: ASCS Frontier Region Sportsman Sprints | Results | | Josh Ostermiller (360 Sprints - Winged) | 5th | - | 2nd | 10th |
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| 9/25/2015 | Electric City Speedway - Great Falls, MT 360 Sprints - Winged: ASCS Frontier Region | Results | | Josh Ostermiller (360 Sprints - Winged) | 2nd | - | - | 9th |
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| 9/26/2015 | Electric City Speedway - Great Falls, MT 360 Sprints - Winged: ASCS Frontier Region | Results | | Josh Ostermiller (360 Sprints - Winged) | 2nd | - | - | 10th |
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