| 25.7.1999 | FFSA GT Nogaro | 21 | | van Straaten / Schwach | Seikel Motorsport | 5th/6th |
| 1.8.1999 | 2 h 45 min Portland | 04 | #WP0ZZZ99ZWS393001 | Morton / Graham | CJ Motorsports | DNA |
| 1.8.1999 | SM GTR Anderstorp | 4 | | Bo Jonasson | Bosse Jonasson | 4th/2nd |
| 1.8.1999 | SM GTR Anderstorp | 10 | | Lennart Pehrson | KMS/Kristoffersson Motorsport | 2nd/DNF |
| 1.8.1999 | SM GTR Anderstorp | 18 | | Christer Steen | Christer Steen | DNS |
| 1.8.1999 | 2 h 45 min Portland | 48 | #0840013 | Kaufmann / Ligonnet | Freisinger Motorsport | 28th |
| 1.8.1999 | 2 h 45 min Portland | 56 | #WP0ZZZ99ZTS393079 | Snow / Collins | Martin Snow Racing | 17th |
| 1.8.1999 | 2 h 45 min Portland | 61 | #WP0ZZZ99ZTS394063 | Wollek / Konrad | Konrad Motorsport | 15th |
| 1.8.1999 | 2 h 45 min Portland | 83 | #98 RST 530 002 | Buttiero / Brown | Chiefie Motorsports | 36th |
| 7.8.1999 | Special GT Cup Fuji | 10 | | Asou / Hinoi | Ability Motorsports | 32nd |
| 7.8.1999 | British GT Donington I | 34 | | Baker / Cox | Cirtek Motorsport | 9th |
| 7.8.1999 | British GT Donington I | 36 | #WP0ZZZ99ZTS394069 | Stretton / Beaverbroock | BVB Motorsport | 7th |
| 7.8.1999 | British GT Donington I | 44 | #WP0ZZZ99ZTS393067 | Fothergill / Fuller | PK Sport | 8th |
| 7.8.1999 | Special GT Cup Fuji | 70 | | Ishibashi / van Schoote | Team Gaikokuya | 28th |
| 7.8.1999 | Special GT Cup Fuji | 71 | | Jounai / Kawano | Sigmatech Racing Team | 36th |
| 7.8.1999 | British GT Donington I | 88 | | Phillips / Lucas | PK Sport | DNF |
| 8.8.1999 | 500 km Interlagos | 1 | | | | DNF |
| 8.8.1999 | 500 km Oschersleben | 4 | #1463892 | Haupt / Ahrlé | Roock Racing | DNA |
| 8.8.1999 | 500 km Oschersleben | 5 | #043033 | Maassen / Hulverscheid / Ortelli | Eschmann | 14th |
| 8.8.1999 | 500 km Oschersleben | 6 | #WP0ZZZ99ZTS393076 | Wollek / Konrad | Konrad Motorsport | 8th |
| 8.8.1999 | 500 km Oschersleben | 7 | | | Konrad Motorsport | DNA |
| 8.8.1999 | 500 km Oschersleben | 8 | #WP0ZZZ99ZWS393011 | Vuillaume / Cappellari / Rohr | Elf Haberthur Racing | 7th |
| 8.8.1999 | 500 km Oschersleben | 9 | #WP0ZZZ99ZTS393085 | Casadei / Mangifesta / Jacoma | Elf Haberthur Racing | 13th |
| 8.8.1999 | 500 km Oschersleben | 15 | #WP0ZZZ99ZWS393002 | Kaufmann / Ligonnet | Freisinger Motorsport | 5th |
| 8.8.1999 | 500 km Oschersleben | 16 | #0480098 | Jurasz / Hane | Freisinger Motorsport | 10th |
| 8.8.1999 | 500 km Interlagos | 21 | | | | raced |
| 8.8.1999 | 500 km Oschersleben | 23 | | Werner / Auvray / Piattier | Werner | DNA |
| 8.8.1999 | 500 km Oschersleben | 24 | #WP0ZZZ99TS393084 | Felbermayr / Felbermayr, Jr. | RWS Motorsport | 11th |
| 8.8.1999 | 500 km Oschersleben | 31 | #WP0ZZZ99ZWS393002 | Jarier / Lafon | Sonauto Levallois | DNA |
| 8.8.1999 | British GT Donington II | 34 | | Baker / Cox | Cirtek Motorsport | 7th |
| 8.8.1999 | British GT Donington II | 44 | #WP0ZZZ99ZTS393067 | Fothergill / Fuller | PK Sport | 8th |
| 8.8.1999 | 500 km Oschersleben | 69 | #WP0ZZZ99ZTS394065 | Ried / Ried | Proton Competition | DNF |
| 8.8.1999 | 500 km Oschersleben | 77 | #WP0ZZZ99ZTS393088 | Palmberger / Nearn / Smith | Seikel Motorsport | 9th |
| 8.8.1999 | 500 km Oschersleben | 78 | #WP0ZZZ99ZTS393074 | Vogler / Grassi | Seikel Motorsport | 12th |
| 8.8.1999 | British GT Donington II | 88 | | Phillips / Lucas | PK Sport | 9th |
| 15.8.1999 | SM GTR Arctic Circle | 10 | | Lennart Pehrson | KMS/Kristoffersson Motorsport | 3rd/2nd |
| 15.8.1999 | SM GTR Arctic Circle | 23 | | Koit Veertee | Koit Veertee | DNA |
| 22.8.1999 | 1000 km Suzuka | 7 | | Kaufmann / Hane | Freisinger Motorsport | 5th |
| 22.8.1999 | 1000 km Suzuka | 10 | | Asou / Hinoi / Yogou | Ability Motorsports | DNF |
| 22.8.1999 | British GT Silverstone | 34 | | Baker / Cox | Cirtek Motorsport | DNF |
| 22.8.1999 | British GT Silverstone | 44 | #WP0ZZZ99ZTS393067 | Fothergill / Fuller | PK Sport | 9th |
| 22.8.1999 | 1000 km Suzuka | 51 | | Kimoto / Sakurai / Suzuki | Seikel Motorsport | 13th |
| 22.8.1999 | 1000 km Suzuka | 70 | | Ishibashi / Sakai / Manning | Team Gaikokuya | DNF |
| 22.8.1999 | 1000 km Suzuka | 71 | | Akita / Jounai / Kawano | Sigmatech Racing Team | DNF |
| 22.8.1999 | British GT Silverstone | 88 | | Phillips / Liddell | PK Sport | 8th |
| 28.8.1999 | 2 h Monza | 2 | | Anssi Muenz | | 2nd |
| 28.8.1999 | 2 h Monza | 3 | #WP0ZZZ99ZTS393107 | Ruggero Grassi | | 1st |
| 29.8.1999 | SM GTR Mantorp Park | 4 | | Bo Jonasson | Bosse Jonasson | 4th/DNF |
| 29.8.1999 | SM GTR Mantorp Park | 10 | | Lennart Pehrson | KMS/Kristoffersson Motorsport | 1st/1st |
| 5.9.1999 | 24 h Zolder | 4 | #0460003 | Kumpen / Cohen / Duez | GLPK Racing | 11th |
| 5.9.1999 | 500 km Donington | 5 | #043033 | Maassen / Hulverscheid / Ortelli | Eschmann | DNA |
| 5.9.1999 | 500 km Donington | 6 | #WP0ZZZ99ZTS393076 | Maassen / Konrad | Konrad Motorsport | 3rd |
| 5.9.1999 | 24 h Zolder | 8 | | Verheyen / Bruynoghe / Van de Wauwer | TR Racing | DNF |
| 5.9.1999 | 500 km Donington | 8 | #WP0ZZZ99ZWS393011 | Cappellari / Vuillaume / Sangiuolo | Haberthur Racing | DNF |
| 5.9.1999 | 500 km Donington | 9 | #WP0ZZZ99ZTS393085 | Casadei / Garbagnati / Cattori | Haberthur Racing | 14th |
| 5.9.1999 | 24 h Zolder | 15 | | Vollebergh / Raes / Meulders | Raes Racing | DNF |
| 5.9.1999 | 500 km Donington | 15 | #WP0ZZZ99ZWS393002 | Kaufmann / Ligonnet | Freisinger Motorsport | DNF |
| 5.9.1999 | 500 km Donington | 16 | #0480098 | Jurasz / Hane | Freisinger Motorsport | 9th |
| 5.9.1999 | 24 h Zolder | 20 | | Daems / Cloet / Cloet | Crizalli | DNF |
| 5.9.1999 | 500 km Donington | 23 | | Werner / Piattier | Werner | 15th |
| 5.9.1999 | 500 km Donington | 24 | #WP0ZZZ99TS393084 | Felbermayr, Jr. / Felbermayr | R W S | DNF |
| 5.9.1999 | 24 h Zolder | 24 | | Schoonbroodt / Close / Verreydt | SG Racing | DNF |
| 5.9.1999 | 500 km Donington | 29 | #WP0ZZZ99ZTS393082 | Sabatini / Spinelli / Villa | Autorlando Sport | 11th |
| 5.9.1999 | 500 km Donington | 30 | #WP0ZZZ99ZTS394069 | Beaverbroock / Stretton | BVB | 8th |
| 5.9.1999 | 500 km Donington | 36 | | Kronseder / Jobst / Gebendorfer | Porsche Zentrum Regensburg | DNA |
| 5.9.1999 | 500 km Donington | 37 | | Cox / Baker / Schirle | Cirtek Motorsport | 13th |
| 5.9.1999 | 24 h Zolder | 39 | | Geerts / Geerts / Visconti | Raes Racing | 9th |
| 5.9.1999 | British GT Croft | 44 | #WP0ZZZ99ZTS393067 | Fothergill / Fuller | PK Sport | 5th |
| 5.9.1999 | 500 km Donington | 69 | #WP0ZZZ99ZTS394065 | Ried / Ried | Proton Competition | 10th |
| 5.9.1999 | 500 km Donington | 77 | #WP0ZZZ99ZTS393088 | Nearn / Wilson | Seikel Motorsport | DNF |
| 5.9.1999 | 500 km Donington | 78 | #WP0ZZZ99ZTS393074 | Cohen-Olivar / Rapetti / Pompidou | Seikel Motorsport | 12th |
| 5.9.1999 | British GT Croft | 88 | | Phillips / Day | PK Sport | DNS |
| 12.9.1999 | FFSA GT Val de Vienne | 1 | #WP0ZZZ99ZWS393012 | Lafon / Jarier | Sonauto-Levallois | 3rd/DQ |
| 12.9.1999 | FFSA GT Val de Vienne | 2 | | Goueslard / Lagniez | Larbre Compétition | 1st/1st |
| 12.9.1999 | FFSA GT Val de Vienne | 4 | | Sourd / Bervillé | Alméras Freres | 25th/29th |
| 12.9.1999 | FFSA GT Val de Vienne | 5 | | Pouly / Favre | Aimé Pouly | 4th/5th |
| 12.9.1999 | FFSA GT Val de Vienne | 6 | | Cyril Chateau | Chateau System | 32nd/3rd |
| 12.9.1999 | FFSA GT Val de Vienne | 7 | #WP0ZZZ99ZTS393103 | Nourry / Herbert | Michel Nourry | 2nd/4th |
| 12.9.1999 | FFSA GT Val de Vienne | 8 | | Gross / Bachelier | Speed Sports | 29th/DNS |
| 12.9.1999 | FFSA GT Val de Vienne | 10 | #WP0ZZZ99ZTS393095 | Simmenauer / Maisonneuve | 917 Racing Team | - |
| 12.9.1999 | FFSA GT Val de Vienne | 21 | | Schwach / Schwach | Seikel Motorsport | 30th/6th |
| 18.9.1999 | Petit Le Mans | 04 | #WP0ZZZ99ZWS393001 | Morton / Graham | CJ Motorsport | DNA |
| 18.9.1999 | Petit Le Mans | 08 | #043005 | Hürtgen / Haupt / Ahrlé | Roock Motorsport North America | 26th |
| 18.9.1999 | Petit Le Mans | 09 | | Ahrlé / Haupt | Roock Motorsport North America | DNA |
| 18.9.1999 | Petit Le Mans | 48 | #0840013 | Kaufmann / Ligonnet | Freisinger Motorsport | 35th |
| 18.9.1999 | Petit Le Mans | 49 | #WP0ZZZ99ZWS393002 | Stewart / Hane | Freisinger Motorsport | 28th |
| 18.9.1999 | Petit Le Mans | 56 | #WP0ZZZ99ZTS393104 | Snow / Schumacher | Martin Snow Racing | 46th |
| 18.9.1999 | Petit Le Mans | 61 | #WP0ZZZ99ZTS394063 | Neugarten / Slater / McGlynn | Konrad Motorsport | 37th |
| 18.9.1999 | Petit Le Mans | 83 | #98 RST 530 002 | Foster / Brown / Schrom / Earle | Chiefie Motorsports | 23rd |
| 25.9.1999 | GT Aida | 10 | | Asou / Hinoi | Ability Motorsports | 28th |
| 25.9.1999 | GT Aida | 70 | | Ishibashi / Hoshino | Team Gaikokuya | 26th |
| 25.9.1999 | GT Aida | 71 | | Jounai / Kawano | Sigmatech Racing Team | DNF |
| 26.9.1999 | 3 h Homestead | 6 | #WP0ZZZ99ZTS393076 | Hezemans / Konrad | Konrad Motorsport | DNF |
| 26.9.1999 | 3 h Homestead | 7 | #WP0ZZZ99ZTS394063 | Slater / Colombo | Konrad Motorsport | 10th |
| 26.9.1999 | 3 h Homestead | 8 | #WP0ZZZ99ZWS393011 | Vuillaume / Cappellari / Rapetti | Elf Haberthur Racing | 9th |
| 26.9.1999 | 3 h Homestead | 9 | #WP0ZZZ99ZTS393085 | Garbagnati / Casadei | Elf Haberthur Racing | DNF |
| 26.9.1999 | 3 h Homestead | 15 | #WP0ZZZ99ZWS393002 | Kaufmann / Wollek | Freisinger Motorsport | 5th |
| 26.9.1999 | 3 h Homestead | 16 | #0480098 | Jurasz / Stewart | Freisinger Motorsport | 6th |
| 26.9.1999 | 3 h Homestead | 17 | #WP0ZZZ99ZTS393104 | Schumacher / O'Steen / Wagner | Schumacher Racing | 7th |
| 26.9.1999 | 3 h Homestead | 48 | | Michael Levitas | Turbo Performance | DNA |