| Runda | Tor | Data | Kierowca | Pojazd | Zespół |
|---|---|---|---|---|---|
| 1 |  Imola | 2003.04.20 | Porsche 911 GT3 |  Infineon Team Farnbacher PZM | |
| 2 |  Catalunya | 2003.05.04 | Porsche 911 GT3 | Infineon-Team Farnbacher PZM | |
| 3 |  A1-Ring | 2003.05.18 | Porsche 911 GT3 | Infineon-Team Farnbacher PZM | |
| 4 |  Monaco | 2003.06.01 | Porsche 911 GT3 | Aqua Nova Racing Team Kadach | |
| 5 | Nürburgring | 2003.06.29 | Porsche 911 GT3 | Porsche AG | |
| 6 |  Magny-Cours | 2003.07.06 | Porsche 911 GT3 | Aqua Nova Racing Team Kadach | |
| 7 |  Silverstone | 2003.07.20 | Porsche 911 GT3 | Infineon-Team Farnbacher PZM | |
| 8 | Hockenheimring | 2003.08.03 | Porsche 911 GT3 | Infineon-Team Farnbacher PZM | |
| 9 |  Hungaroring | 2003.08.24 | Porsche 911 GT3 | Infineon-Team Farnbacher PZM | |
| 10 |  Monza | 2003.09.14 | Porsche 911 GT3 | Infineon-Team Farnbacher PZM | |
| 11 |  Indianapolis | 2003.09.28 | Porsche 911 GT3 | DeWalt Racing/PZRO-JAM | |
| 12 | Porsche 911 GT3 | Aqua Nova Racing Team Kadach |
