| | 4 | 95 | 1995 Mitsubishi Eclipse GSX | Check, Mosier | 1:33.852 | 1:34.313 | 1:34.374 | 4:42.539 | 20 |
| | 5 | 944 | 1990 Porsche 944 S2 | Lofgren, Lofgren | 1:35.470 | 1:35.530 | 1:35.589 | 4:46.589 | 15 |
| | 6 | 0 | 2001 Honda S2000 | Fletcher, Fletcher | 1:39.324 | 1:39.919 | 1:39.955 | 4:59.198 | 10 |
| T4 |
| | Place | Car No. | Car | Drivers | Lap1 | Lap2 | Lap3 | Total | Points |
| | 1 | 330 | 2001 BMW 330iA | Yoo, LeFrancois, Foo | 1:33.641 | 1:34.483 | 1:34.715 | 4:42.839 | 20 |
| | 2 | 42 | 1987 Mazda RX7 | Haas, Browning | 1:35.688 | 1:36.035 | 1:36.114 | 4:47.837 | 15 |
| | 3 | 86 | 1992 Mazda Miata | Yoo, LeFrancois, Foo | 1:40.093 | 1:40.403 | 1:40.542 | 5:01.038 | 10 |
| | 4 | 168 | 1990 Mazda Miata | Wann, Nakato | 1:41.481 | 1:42.090 | 1:42.418 | 5:05.989 | 5 |
| TAGT |
| | Place | Car No. | Car | Drivers | Lap1 | Lap2 | Lap3 | Total | Points |
| | 1 | 302 | 1987 Ford Mustang GT | Hidley, Shugg | 1:35.231 | 1:35.303 | 1:35.370 | 4:45.904 | 15 |
| | 2 | 3 | 1998 Ford Mustang Cobra | Sheldon, Petersen | 1:36.086 | 1:36.169 | 1:36.194 | 4:48.449 | 10 |
| U1 |
| | Place | Car No. | Car | Drivers | Lap1 | Lap2 | Lap3 | Total | Points |
| | 1 | 98 | 2002 Radical SR3 | Johnson, Dalen, Morris | 1:18.868 | 1:19.011 | 1:19.760 | 3:57.639 | 40 |
| | 2 | 27 | 2003 Dodge Viper Competition | Mumford, Provost | 1:19.155 | 1:19.193 | 1:19.309 | 3:57.657 | 35 |
| | 3 | 55 | 1992 Acura NSX | Hayashi, Messley, Mello | 1:22.499 | 1:22.706 | 1:22.764 | 4:07.969 | 30 |
| | 4 | 93 | 2002 Radical SR3 | Dalen, Johnson, Morris | 1:23.044 | 1:23.060 | 1:23.237 | 4:09.341 | 25 |
| | 5 | 500 | 2001 Chevrolet Corvette Z06 | Cardenas, Ames | 1:26.972 | 1:27.179 | 1:27.258 | 4:21.409 | 20 |
| | 6 | 206 | 2002 Chevrolet Corvette Z06 | Chavis, Blevins | 1:29.144 | 1:29.879 | 1:30.014 | 4:29.037 | 15 |
| | Sunday, April 13, 2003 | Page 2 of 4 |