2003 Grand Prix de Trois-Rivières
The 2003 Grand Prix de Trois-Rivières was the fourth race of the 2003 American Le Mans Series season. It took place at Circuit Trois-Rivières in Trois-Rivières, Quebec on August 3, 2003.
Official results
Class winners in bold. Cars failing to complete 75% of winner's distance marked as Not Classified.| Pos | Class | No | Team | Drivers | Chassis | Tyre | Laps |
| Pos | Class | No | Team | Drivers | Engine | Tyre | Laps |
| 1 | LMP900 | 1 |  Statistics
|