The SRO-licensed GT4 Winter Series will welcome a new class for its second season in 2025 with the addition of a club category for older GT4 machinery. As was the case in 2024, there will be Pro, Pro-Am and Am classes for driver line-ups of differing rankings, alongside the Cayman Trophy class for Porsche Cayman GT4 CS entries. These four classes will be joined by the new-for-2025 club class ... Keep reading
