Kalendar Perlumbaan Litar Zolder 2015
| Tarikh | Siri Perlumbaan | Bulatan | Nama Acara |
|---|---|---|---|
| 19 Mei - 19 Mei | Piala Porsche 944 Selesai | Round 3 | |
| 6 Jun - 7 Jun | Piala Porsche Carrera Benelux Selesai | Round 2 | |
| 3 September - 3 September | Piala Porsche Carrera Benelux Selesai | Round 4 | Porsche Day Belgium |
| 18 September - 20 September | Piala Lotus Eropah Selesai | Round 6 | Belgian Truck Grand Prix |