| Runda | Tor | Data | Kierowca | Pojazd | Zespół |
|---|---|---|---|---|---|
| 1 |  Monza | 1988.04.10 | Porsche 944 Turbo Cup |  | |
| 2 |  Hockenheimring | 1988.04.24 | Porsche 944 Turbo Cup | | |
| 3 | Nürburgring | 1988.05.01 | Porsche 944 Turbo Cup | | |
| 4 | AVUS | 1988.05.29 | Porsche 944 Turbo Cup | | |
| 5 | Mainz-Finthen | 1988.06.05 | Porsche 944 Turbo Cup | | |
| 6 | Norisring | 1988.06.26 | Porsche 944 Turbo Cup | | |
| 7 |  Hungaroring | 1988.08.07 | Porsche 944 Turbo Cup | | |
| 8 |  Salzburgring | 1988.08.28 | Porsche 944 Turbo Cup | | |
| 9 |  Spa-Francorchamps | 1988.09.18 | Porsche 944 Turbo Cup | | |
| 10 | Nürburgring | 1988.09.25 | Porsche 944 Turbo Cup | |