| Wins: A. J. Allmendinger USA | ||
| Sequence | Event | Team/Chassis/Engine |
| 1 | Portland 2006 | Forsythe/Lola/Ford |
| 2 | Cleveland 2006 | Forsythe/Lola/Ford |
| 3 | Toronto 2006 | Forsythe/Lola/Ford |
| 4 | Denver 2006 | Forsythe/Lola/Ford |
| 5 | Elkhart Lake 2006 | Forsythe/Lola/Ford |
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