Kalendaryo ng Karera Willow Springs Raceway 2025
| Petsa | Serye ng Karera | Biluhaba | Pangalan ng Kaganapan |
|---|---|---|---|
| 11 Enero - 11 Enero | POC - Porsche Owners Club - Cup Racing Series Natapos | Round 1 | |
| 8 Pebrero - 9 Pebrero | POC - Porsche Owners Club - Cup Racing Series Natapos | Round 2 | |
| 17 Mayo - 18 Mayo | POC - Porsche Owners Club - Cup Racing Series Natapos | Round 5 | |
| 13 Disyembre - 14 Disyembre | POC - Porsche Owners Club - Cup Racing Series Natapos | Round 9 |