Team Rahal 1:54:23.2102 Oriol Servià Patrick Racing +1.2773 Patrick Carpentier Player's Forsythe +2.099 15 Centrix Financial Grand Prix of Denver31 sierpnia, Denver1 Bruno Junqueira Newman/Haas Racing 2:03:10.2592 Sébastien Bourdais Newman/Haas Racing +0.3353 Oriol Servià Patrick Racing +12.495 16 Grand Prix Americas28 września, Miami1 Mario Domínguez Herdez Competition 2:03:19.4012 Roberto Moreno Herdez Competition +5.2413 Mika Salo PK Racing +7.988 17 Gran Premio Telmex-Tecate12 października, Autódromo Hermanos Rodríguez1 Paul Tracy Player's Forsythe 1:56:51.3962 Sébastien Bourdais Newman/Haas Racing +1.7823 Mario Domínguez Herdez Competition +3.254 18 Lexmark Indy 30026 października, Surfers Paradise1 Ryan Hunter-Reay American Spirit 1:49:02.8032 Darren Manning Walker Racing +1.5463 Jimmy Vasser American Spirit +3.792 19 King Taco 5009 listopada, California Speedway Odwołany