2005 Hurricane Relief 400
The 2005 Hurricane Relief 400 was the eleventh round of the 2005 Bridgestone Presents the Champ Car World Series Powered by Ford season, held on September 24, 2005 at the Las Vegas Motor Speedway in Las Vegas, Nevada. Sébastien Bourdais swept the pole and the race victory. With the dissolution of the Champ Car World Series in 2008, this was the final Champ Car race to take place on a high-banked oval of more than a mile in length. Proceeds for the event were donated to Hurricane Katrina and Hurricane Rita relief efforts.Race
;Drivers' Championship standings
| Pos | Driver | Points |
| 1 | Sébastien Bourdais | 310 |
| 2 | Oriol Servià | 243 |
| 3 | Paul Tracy | 216 |
| 4 | Justin Wilson | 214 |
1 | 5 | Mario Domínguez | 186 |
- Note: Only the top five positions are included.