| 1 | Drift Atlanta R1 | 5/13/06 | Road Atlanta | 7 | 4 |
| 2 | Drift Atlanta R2 | 5/13/06 | Road Atlanta | 4 | 4 |
| 3 | Mid Ohio R3 | 5/20/06 | Mid-Ohio Sports Car Course | 12 | 8 |
| 4 | Mid Ohio R4 | 5/21/06 | Mid-Ohio Sports Car Course | | 4 |
| 5 | Portland R5 | 6/17/06 | Portland International Raceway | 5 | 2 |
| 6 | Portland R6 | 6/18/06 | Portland International Raceway | 4 | 12 |
| 7 | Cleveland R7 | 6/24/06 | Grand Prix of Cleveland | 11 | 6 |
| 8 | Cleveland R8 | 6/25/06 | Grand Prix of Cleveland | | 4 |