Racing & Rally Winners Database
Racing & Rally Winners Database
| Round | Circuit | Date | Winner | Vehicle * | Entrant |
|---|---|---|---|---|---|
| 1 |  St. Petersburg | 2015.03.28 | Dallara IL-15 - Mazda AER |  Carlin | |
| 2 | 2015.03.29 | Dallara IL-15 - Mazda AER | Carlin | ||
| 3 | Long Beach | 2015.04.19 | Dallara IL-15 - Mazda AER | Carlin | |
| 4 | Barber | 2015.04.25 | Dallara IL-15 - Mazda AER | Juncos Racing | |
| 5 | 2015.04.26 | Dallara IL-15 - Mazda AER | Juncos Racing | ||
| 6 | Indianapolis | 2015.05.08 | Dallara IL-15 - Mazda AER | Schmidt Peterson Motorsports | |
| 7 | 2015.05.09 | Dallara IL-15 - Mazda AER | 8 Star Motorsports | ||
| 8 | Indianapolis | 2015.05.22 | Dallara IL-15 - Mazda AER | Schmidt Peterson Motorsports | |
| 9 |  Exhibition Place | 2015.06.13 | Dallara IL-15 - Mazda AER | Juncos Racing | |
| 10 | 2015.06.14 | Dallara IL-15 - Mazda AER | Juncos Racing | ||
| 11 | Milwaukee Mile | 2015.07.12 | Dallara IL-15 - Mazda AER | Belardi Auto Racing | |
| 12 | Iowa | 2015.07.18 | Dallara IL-15 - Mazda AER | Carlin | |
| 13 | Mid-Ohio Sports Car Course | 2015.08.01 | Dallara IL-15 - Mazda AER | Schmidt Peterson Motorsports | |
| 14 | 2015.08.02 | Dallara IL-15 - Mazda AER | 8 Star Motorsports | ||
| 15 | Laguna Seca | 2015.09.12 | Dallara IL-15 - Mazda AER | Juncos Racing | |
| 16 | 2015.09.13 | Dallara IL-15 - Mazda AER | Juncos Racing |
