The 2004 Texas 100 was Round 12 of the 2004 Menards IRL Infiniti Pro Series. The event was held at Texas Motor Speedway in Texas, United States on 16 October 2004. Thiago Medeiros was the race winner.
Texas 100 Race Result
| Pos. | No. | Driver | Chassis | Engine | Tire | Laps | Laps Led | Status | Started | Points |
|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 11 | Thiago Medeiros | Dallara | Infiniti | Firestone | 67 | 67 | Running | 1 | 52 |
| 2 | 5 | Travis Gregg | Dallara | Infiniti | Firestone | 67 | 0 | Running | 2 | 40 |
| 3 | 2 | Al Unser III | Dallara | Infiniti | Firestone | 67 | 0 | Running | 5 | 35 |
| 4 | 25 | Arie Luyendyk Jr. | Dallara | Infiniti | Firestone | 67 | 0 | Running | 3 | 32 |
| 5 | 76 | P.J. Chesson | Dallara | Infiniti | Firestone | 67 | 0 | Running | 11 | 5 |
| 6 | 24 | Jeff Simmons | Dallara | Infiniti | Firestone | 67 | 0 | Running | 8 | 28 |
| 7 | 6 | Jon Herb | Dallara | Infiniti | Firestone | 67 | 0 | Running | 4 | 26 |
| 8 | 10 | Rolando Quintanilla | Dallara | Infiniti | Firestone | 67 | 0 | Running | 15 | 24 |
| 9 | 22 | PJ Abbott | Dallara | Infiniti | Firestone | 67 | 0 | Running | 13 | 22 |
| 10 | 64 | Scott Mayer | Dallara | Infiniti | Firestone | 67 | 0 | Running | 14 | 20 |
| DNF | 91 | Paul Dana | Dallara | Infiniti | Firestone | 8 | 0 | Accident | 6 | 19 |
| DNF | 33 | Leonardo Maia | Dallara | Infiniti | Firestone | 8 | 0 | Accident | 9 | 18 |
| DNF | 67 | James Chesson | Dallara | Infiniti | Firestone | 8 | 0 | Accident | 12 | 17 |
| DNF | 3 | Ryan Hampton | Dallara | Infiniti | Firestone | 8 | 0 | Accident | 10 | 16 |
| DNF | 27 | Gary Peterson | Dallara | Infiniti | Firestone | 8 | 0 | Accident | 7 | 15 |