| 10.1.1999 | Daytona Test | 21 | #WP0ZZZ99ZTS393085 | Rosa / Rosa / Mangifesta / Zonca | Haberthur Racing | 49th |
| 10.1.1999 | Daytona Test | 31 | | Casadei / Garbagnati / Bucci / Ciani | Haberthur Racing | 30th |
| 31.1.1999 | 24 h Daytona | 08 | #WP0ZZZ99ZTS394067 | Wilson / Konig / Ulrich / Pickup | G&W Motorsports | 70th |
| 31.1.1999 | 24 h Daytona | 21 | #WP0ZZZ99ZTS393085 | Rosa / Mangifesta / Zonca / Rosa | Haberthur Racing | 68th |
| 31.1.1999 | 24 h Daytona | 31 | | Casadei | Haberthur Racing | 75th |
| 20.3.1999 | 12 h Sebring | 04 | #WP0ZZZ99ZWS393001 | Morton / Graham / Jones | CJ Motorsport | 28th |
| 20.3.1999 | 12 h Sebring | 56 | #WP0ZZZ99ZTS393079 | Snow / Snow / Huisman | Martin Snow Racing | 9th |
| 28.3.1999 | FFSA GT Le Mans | 10 | #WP0ZZZ99ZTS393095 | Simmenauer / Maisonneuve | 917 Racing Team | 4th/6th |
| 28.3.1999 | FFSA GT Le Mans | 14 | #WP0ZZZ99ZTS394075 | Monteiro / Monteiro | Estoril Racing Team | 7th/5th |
| 28.3.1999 | British GT Silverstone | 33 | #WP0ZZZ99ZWS393003 | Saunders / Day | Gaumont/Parr Motorsport | 7th |
| 28.3.1999 | British GT Silverstone | 40 | | Robinson / Cook | Point Preparations | 12th |
| 28.3.1999 | British GT Silverstone | 44 | #WP0ZZZ99ZTS393067 | Fothergill / Fuller | PK Sport | 10th |
| 11.4.1999 | 500 km Monza [GT] | 6 | #WP0ZZZ99ZTS393076 | Wollek / Konrad | Konrad Motorsport | 15th |
| 11.4.1999 | 500 km Monza [GT] | 8 | #WP0ZZZ99ZWS393011 | Neugarten / Salvarini / Cappellari | Haberthur Racing | 7th |
| 11.4.1999 | 500 km Monza [GT] | 9 | #WP0ZZZ99ZTS393085 | Bucci / Garbagnati / Casadei | Haberthur Racing | 14th |
| 11.4.1999 | 500 km Monza [GT] | 29 | #WP0ZZZ99ZTS393082 | Spinelli / Sabatini / Villa | Autorlando | 9th |
| 18.4.1999 | 2 h 45 min Road Atlanta | 04 | #WP0ZZZ99ZWS393001 | Morton / Graham | CJ Motosports | 23rd |
| 18.4.1999 | FFSA GT Lédenon | 10 | #WP0ZZZ99ZTS393095 | Simmenauer / Maisonneuve | 917 Racing Team | DQ/DQ |
| 18.4.1999 | 2 h 45 min Road Atlanta | 56 | #WP0ZZZ99ZTS393079 | Snow / Collins | Martin Snow Racing | 13th |
| 2.5.1999 | Prequalifying Le Mans | 64 | #WP0ZZZ99ZTS393076 | Konrad / Kitchak | Konrad Motorsports | 41st |
| 2.5.1999 | Prequalifying Le Mans | 65 | #WP0ZZZ99ZWS393010 | Chéreau / Goueslard | Chéreau Sport | 43rd |
| 2.5.1999 | Prequalifying Le Mans | 66 | #WP0ZZZ99ZTS394075 | Monteiro / Monteiro / Maisonneuve | Estoril Racing Communication | 47th |
| 3.5.1999 | British GT Oulton Park | 33 | #WP0ZZZ99ZWS393003 | Saunders / Day | Gaumont/Parr Motorsport | DNA |
| 3.5.1999 | British GT Oulton Park | 40 | | Cook / Lockie | Point Preparations | 6th |
| 3.5.1999 | British GT Oulton Park | 44 | #WP0ZZZ99ZTS393067 | Fuller / Fothergill | PK Sport | 7th |
| 9.5.1999 | 500 mile Silverstone | 6 | #WP0ZZZ99ZTS393076 | Konrad / Hezemans | Konrad Motorsport | 13th |
| 9.5.1999 | 500 mile Silverstone | 8 | #WP0ZZZ99ZWS393011 | Goueslard / Cappellari / Zadra | Haberthur Racing | DNF |
| 9.5.1999 | 500 mile Silverstone | 9 | #WP0ZZZ99ZTS393085 | Bucci / Garbagnati / Casadei | Haberthur Racing | DNF |
| 9.5.1999 | 500 mile Silverstone | 30 | #WP0ZZZ99ZTS394069 | Lister / Beaverbroock | BVB | 8th |
| 9.5.1999 | 500 mile Silverstone | 31 | #WP0ZZZ99ZWS393002 | Jarier / Lafon / Neugarten | Sonauto | 12th |
| 24.5.1999 | FFSA GT Pau [GT2] | 10 | #WP0ZZZ99ZTS393095 | Simmenauer / Maisonneuve | 917 Racing Team | 4th |
| 24.5.1999 | FFSA GT Pau [GT2] | 16 | #WP0ZZZ99ZTS393085 | Andrea Garbagnati | Haberthur Racing | DNF |
| 24.5.1999 | FFSA GT Pau [GT2] | 17 | #WP0ZZZ99ZWS393011 | Luca Cappellari | Haberthur Racing | DNF |
| 31.5.1999 | British GT Snetterton | 40 | | Cook / Lockie | Point Preparations | 5th |
| 31.5.1999 | British GT Snetterton | 44 | #WP0ZZZ99ZTS393067 | Fuller / Fothergill | PK Sport | 7th |
| 13.6.1999 | 24 h Le Mans | 64 | #WP0ZZZ99ZTS393076 | Konrad / Kitchak / Slater | Konrad Motorsport | 18th |
| 13.6.1999 | 24 h Le Mans | 65 | #WP0ZZZ99ZWS393010 | Yver / Chéreau / Goueslard | Ets. Chéreau | NC |
| 13.6.1999 | 24 h Le Mans | 66 | #WP0ZZZ99ZTS394075 | Maisonneuve / Monteiro / Monteiro | Estoril Racing Communication | DNF |
| 20.6.1999 | British GT Brands Hatch | 40 | | Cook / Lockie | Point Preparations | 8th |
| 20.6.1999 | British GT Brands Hatch | 44 | #WP0ZZZ99ZTS393067 | Fothergill / Fuller | PK Sport | DNF |
| 27.6.1999 | 2 h 45 min Mosport | 04 | #WP0ZZZ99ZWS393001 | Morton / Graham | CJ Motorsports | 20th |
| 27.6.1999 | 500 km Hockenheim | 6 | #WP0ZZZ99ZTS393076 | Wollek / Konrad | Konrad Motorsport | 3rd |
| 27.6.1999 | 500 km Hockenheim | 8 | #WP0ZZZ99ZWS393011 | Cappellari / Goueslard / Neugarten | Elf Haberthur Racing | 8th |
| 27.6.1999 | 500 km Hockenheim | 9 | #WP0ZZZ99ZTS393085 | Casadei / Bucci | Elf Haberthur Racing | 11th |
| 27.6.1999 | 2 h 45 min Mosport | 56 | #WP0ZZZ99ZTS393079 | Snow / Collins | Martin Snow Racing | 26th |
| 4.7.1999 | 500 km Hungaroring | 6 | #WP0ZZZ99ZTS393076 | Wollek / Konrad | Konrad Motorsport | 3rd |
| 4.7.1999 | 500 km Hungaroring | 8 | #WP0ZZZ99ZWS393011 | Neugarten / Cappellari / Goueslard | Elf Haberthur Racing | 12th |
| 4.7.1999 | 500 km Hungaroring | 9 | #WP0ZZZ99ZTS393085 | Garbagnati / Bucci / Casadei | Elf Haberthur Racing | 20th |
| 4.7.1999 | 500 km Hungaroring | 29 | #WP0ZZZ99ZTS393082 | Spinelli / Sabatini / Villa | Autorlando | DNA |
| 4.7.1999 | 500 km Hungaroring | 30 | #WP0ZZZ99ZTS394069 | Lister / Beaverbroock | BVB Motorsport | DNA |
| 4.7.1999 | 500 km Hungaroring | 31 | #WP0ZZZ99ZWS393002 | Jarier / Lafon | Sonauto Levallois | 18th |
| 11.7.1999 | Spanish GT Vila do Conde | 37 | #WP0ZZZ99ZTS394075 | Manuel Monteiro | Estoril Racing | 7th/9th |
| 11.7.1999 | British GT Silverstone | 40 | | Cook / Lockie | Point Preparations | 10th |
| 11.7.1999 | British GT Silverstone | 44 | #WP0ZZZ99ZTS393067 | Fuller / Fothergill | PK Sport | 9th |
| 18.7.1999 | 500 km Zolder | 6 | #WP0ZZZ99ZTS393076 | Konrad / Heger | Konrad Motorsport | 6th |
| 18.7.1999 | 500 km Zolder | 8 | #WP0ZZZ99ZWS393011 | Neugarten / Cappellari / Spinelli | Elf Haberthur Racing | DNF |
| 18.7.1999 | 500 km Zolder | 9 | #WP0ZZZ99ZTS393085 | Casadei / Vuillaume / Sangiuolo | Elf Haberthur Racing | 9th |
| 18.7.1999 | 500 km Zolder | 30 | #WP0ZZZ99ZTS394069 | Beaverbroock / Lister | BVB Motorsport | DNA |
| 18.7.1999 | 500 km Zolder | 31 | #WP0ZZZ99ZWS393002 | Jarier / Lafon | Sonauto Levallois | DNA |
| 25.7.1999 | 2 h 45 min Sears Point | 04 | #WP0ZZZ99ZWS393001 | Morton / Graham | CJ Motorsports | DNA |
| 25.7.1999 | FFSA GT Nogaro | 10 | #WP0ZZZ99ZTS393095 | Simmenauer / Maisonneuve | 917 Racing Team | DNS/- |
| 25.7.1999 | 2 h 45 min Sears Point | 56 | #WP0ZZZ99ZTS393079 | Snow / Collins | Martin Snow Racing | 21st |
| 1.8.1999 | 2 h 45 min Portland | 04 | #WP0ZZZ99ZWS393001 | Morton / Graham | CJ Motorsports | DNA |
| 1.8.1999 | 2 h 45 min Portland | 56 | #WP0ZZZ99ZTS393079 | Snow / Collins | Martin Snow Racing | 17th |
| 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 |
| 8.8.1999 | 500 km Oschersleben | 6 | #WP0ZZZ99ZTS393076 | Wollek / Konrad | Konrad Motorsport | 8th |
| 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 | 31 | #WP0ZZZ99ZWS393002 | Jarier / Lafon | Sonauto Levallois | DNA |
| 8.8.1999 | British GT Donington II | 44 | #WP0ZZZ99ZTS393067 | Fothergill / Fuller | PK Sport | 8th |
| 22.8.1999 | British GT Silverstone | 44 | #WP0ZZZ99ZTS393067 | Fothergill / Fuller | PK Sport | 9th |
| 5.9.1999 | 500 km Donington | 6 | #WP0ZZZ99ZTS393076 | Maassen / Konrad | Konrad Motorsport | 3rd |
| 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 | 500 km Donington | 15 | #WP0ZZZ99ZWS393002 | Kaufmann / Ligonnet | Freisinger Motorsport | 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 | British GT Croft | 44 | #WP0ZZZ99ZTS393067 | Fothergill / Fuller | PK Sport | 5th |
| 12.9.1999 | FFSA GT Val de Vienne | 10 | #WP0ZZZ99ZTS393095 | Simmenauer / Maisonneuve | 917 Racing Team | - |
| 18.9.1999 | Petit Le Mans | 04 | #WP0ZZZ99ZWS393001 | Morton / Graham | CJ Motorsport | DNA |
| 18.9.1999 | Petit Le Mans | 49 | #WP0ZZZ99ZWS393002 | Stewart / Hane | Freisinger Motorsport | 28th |
| 26.9.1999 | 3 h Homestead | 6 | #WP0ZZZ99ZTS393076 | Hezemans / Konrad | Konrad Motorsport | DNF |
| 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 | British GT Spa | 44 | #WP0ZZZ99ZTS393067 | Fuller / Fothergill | PK Sport | 11th |
| 3.10.1999 | 3 h Watkins Glen | 6 | #WP0ZZZ99ZTS393076 | Hezemans / Konrad | Konrad Motorsport | 15th |
| 3.10.1999 | 3 h Watkins Glen | 8 | #WP0ZZZ99ZWS393011 | Cappellari / Kicak / Vuillaume | Haberthur Racing | 12th |
| 3.10.1999 | 3 h Watkins Glen | 9 | #WP0ZZZ99ZTS393085 | Casadei / Garbagnati | Haberthur Racing | 11th |
| 3.10.1999 | 3 h Watkins Glen | 15 | #WP0ZZZ99ZWS393002 | Kaufmann / Wollek | Freisinger Motorsport | 4th |
| 10.10.1999 | British GT Silverstone | 44 | #WP0ZZZ99ZTS393067 | Fothergill / Fuller | PK Sport | 9th |
| 10.10.1999 | 2 h 45 min Laguna Seca | 56 | #WP0ZZZ99ZTS393079 | Snow / Collins | Martin Snow Racing | 14th |