1 | 1997 | Hockenheim | 55 | Karl Augustin | Porsche 911 GT2 | Porsche PF636T | Wido Rössler/Hans-Jörg Höfer/ | GT2 | 9 | |
2 | 1997 | Silverstone | 55 | Karl Augustin | Porsche 911 GT2 | Porsche PF636T | Hans-Jörg Höfer | GT2 | 15 | 14 |
3 | 1997 | Helsinki | 55 | Augustin Motorsport | Porsche 911 GT2 | Porsche PF636T | Wido Rössler/Manfred Jurasz/ | GT2 | 7 | 5 |
4 | 1997 | Nurburgring | 55 | Augustin Motorsport | Porsche 911 GT2 | Porsche PF636T | Wido Rössler/Manfred Jurasz/ | GT2 | 15 | |
5 | 1997 | Spa-Francorchamps | 55 | Augustin Motorsport | Porsche 911 GT2 | Porsche PF636T | Wido Rössler/Manfred Jurasz/ | GT2 | 16 | |
6 | 1997 | A1-Ring | 55 | Augustin Motorsport | Porsche 911 GT2 | Porsche PF636T | Wido Rössler/Manfred Jurasz/ | GT2 | 10 | 5 |
7 | 1997 | Suzuka | 55 | Augustin Motorsport | Porsche 911 GT2 | Porsche PF636T | Ernst Gschwender/Wido Rössler/ | GT2 | 11 | 7 |
8 | 1999 | Zhuhai | 73 | Rössler Rennsport | Lamborghini Diablo SV-R | Lamborghini L535 | Wido Rössler | N-GT | 4 | 6 |
9 | 2004 | Spa-Francorchamps | 124 | Mühlner Motorsport | Porsche 996 GT3 Cup | Porsche M96/72 | Kurt Thiim/Heinz-Josef Bermes/ | G3 | 2 | 2 |
10 | 2005 | Spa-Francorchamps | 123 | Mühlner Motorsport | Porsche 996 GT3 Cup | Porsche PF636 | Vanina Ickx/Heinz-Josef Bermes/Jean-François Hemroulle/ | G3 | 1 |