Bosch Sportsvar Oktoberfest 1999
FIA GT Championship round 09, United States, 1 - 3 October 1999
Bosch Sportsvar Oktoberfest 1999
Friday 1 - Sunday 3 October 1999
FIA GT Championship

Entries
| No. | Class | Car | Entrants |
|---|---|---|---|
| 1 | GT | Chrysler Viper GTS-R chassis C23 • Chrysler 90º V10 7.986cc | Chrysler Viper GTS-R |
| 2 | GT | Chrysler Viper GTS-R chassis C20 • Chrysler 90º V10 7.986cc | Chrysler Viper GTS-R |
| 6 | GT | Porsche 911 GT2 | Porsche 911 GT2 |
| 7 | GT | Porsche 911 GT2 | Porsche 911 GT2 |
| 8 | GT | Porsche 911 GT2 | Porsche 911 GT2 |
| 9 | GT | Porsche 911 GT2 | Porsche 911 GT2 |
| 15 | GT | Porsche 911 GT2 chassis WP0ZZZ99ZTS393002 • Porsche flat-6 turbo | Porsche 911 GT2 |
| 16 | GT | Porsche 911 GT2 | Porsche 911 GT2 |
| 17 | N-GT | Porsche 911 GT2 | Porsche 911 GT2 |
| 18 | GT | Chrysler Viper GTS-R chassis C16 • Chrysler 90º V10 7.986cc | Chrysler Viper GTS-R |
| 19 | GT | Chrysler Viper GTS-R chassis C19 • Chrysler 90º V10 7.986cc | Chrysler Viper GTS-R |
| 21 | GT | Chrysler Viper GTS-R Chrysler 90º V10 7.986cc | Chrysler Viper GTS-R |
| 22 | GT | Chrysler Viper GTS-R Chrysler 90º V10 7.986cc | Chrysler Viper GTS-R |
| 44 | N-GT | Oldsmobile | Oldsmobile |
| 45 | N-GT | SSZ Stradale | SSZ Stradale |
| 46 | N-GT | Porsche 911 GT3-RSR | Porsche 911 GT3-RSR |
| 47 | N-GT | Porsche 911 GT3 RS | Porsche 911 GT3 RS |
| 53 | N-GT | Ford Saleen Mustang | Ford Saleen Mustang |
| 54 | N-GT | Ford Saleen Mustang | Ford Saleen Mustang |
| 58 | N-GT | Chevrolet Corvette GTR | Chevrolet Corvette GTR |
| 84 | N-GT | Chevrolet Corvette GTR | Chevrolet Corvette GTR |