| 01/2026 - 12/2026 | GT Masters |  | LIQUI MOLY Team Engstler Motorsport - Hirsiger/Zulauf | Hirsiger/Zulauf |
| 01/2026 - 12/2026 | GT Masters |  | LIQUI MOLY Team Engstler Motorsport | Team Engstler |
| 01/2025 - 12/2025 | GT Masters |  | Paul Motorsport - Zulauf/Primm | Zul./Pri. |
| 01/2024 - 12/2024 | GT4 Germany |  | Avia W&S Motorsport - Zulauf/Knopp | Zulauf/Knopp |
| 01/2023 - 12/2023 | GT4 Germany |  | Avia W&S Motorsport - Gregor/Zulauf | Gregor/Zulauf |
| 01/2022 - 12/2022 | GT4 Germany |  | Avia W&S Motorsport - Zulauf/Møller-Madsen | Zulauf/Møller. |
| 01/2022 - 12/2022 | GT4 Germany |  | Avia W&S Motorsport - Zulauf/Schreier | Zulauf/Schreier |
| 01/2021 - 12/2021 | GT4 Germany |  | W&S Motorsport - Kronberg/Zulauf | Kronberg/Zulauf |