| 11.5.2003 | Italian GT Misano | 52 | #ZFFYR51B000122578 (010M) | Monti / Casè | Mastercar | 5th/12th |
| 11.5.2003 | Italian GT Misano | 58 | | Lambertini / Pregliasco | JMB Racing | 6th/8th |
| 11.5.2003 | Italian GT Misano | 65 | | Ermolli / Sangiuolo | Mastercar | 17th/10th |
| 18.5.2003 | Spanish GT Jarama | 16 | #ZFFYR51B000122903 (004M) | Diaz Mata / Vivancos | Darro Motor Racing | 6th/4th |
| 18.5.2003 | Spanish GT Jarama | 21 | | Pérez-Sala / Cerqueda | Gabord Competicion | 8th/9th |
| 18.5.2003 | Spanish GT Jarama | 22 | | Saez-Merino / Ugalde Mortal | Circuito Comunidad Valenciana | 14th/11th |
| 18.5.2003 | Spanish GT Jarama | 23 | | Vinyes / Puig | Gabord Competicion | 10th/10th |
| 18.5.2003 | Spanish GT Jarama | 24 | | De Mollinedo / Watson | Club Motor Circuito de Jerez | DNF/DNF |
| 18.5.2003 | Spanish GT Jarama | 25 | | Goiburu / Costa | Onca | 9th/DNF |
| 18.5.2003 | FFSA GT Dijon | 27 | | Maximin / Gomez | Auto Palace | - |
| 18.5.2003 | FFSA GT Dijon | 28 | #2040 | Hiesse / Caly | Auto Palace | 13th/15th |
| 18.5.2003 | Spanish GT Jarama | 28 | | Cano / Bulto | Skualo Competicion | 16th/17th |
| 18.5.2003 | SM GTR Mantorp Park | 30 | #ZFFY251B00011466 | Kari Mäkinen | Kumho Euroracing | 4th/3rd |
| 18.5.2003 | 250 mile Barber | 33 | #2008 | Wagner / Martini | Ferrari of Washington | 16th |
| 18.5.2003 | FFSA GT Dijon | 39 | | De Sadeleer / Malcher | JMB Racing | 24th/DNS |
| 18.5.2003 | FFSA GT Dijon | 84 | | Nouvel / Tramelli | Promo Concept Racing | 35th/35th |
| 18.5.2003 | FFSA GT Dijon | 91 | | Mangifesta / Prette | Auto Palace | 38th/37th |
| 25.5.2003 | Sugo GT | 11 | | Matsuda / Tanaka | Team Gainer | DNF |
| 25.5.2003 | British GT Silverstone | 42 | | Mairs / Lester / Mallock | Glenvarigill Racing | 10th |
| 25.5.2003 | 500 km Brno | 52 | #2004 | Bertolini / de Simone | JMB Racing | 9th |
| 25.5.2003 | Italian GT Pergusa | 52 | #ZFFYR51B000122578 (010M) | Monti / Casè | Mastercar | DNA |
| 25.5.2003 | 500 km Brno | 53 | #ZFFYR51B000118766 (001M) | Kutemann / Gosse | JMB Racing | 20th |
| 25.5.2003 | 500 km Brno | 57 | #2032 | Pergl / Enge | Menx | 13th |
| 25.5.2003 | Italian GT Pergusa | 57 | | Kessel / Chiesa | Loris Kessel Racing | DNF/7th |
| 25.5.2003 | 500 km Brno | 58 | #2040 | Hiesse / Gomez | Auto Palace | DNF |
| 25.5.2003 | Italian GT Pergusa | 65 | | Sangiuolo / Ermolli | Mastercar | DNF/DNF |
| 25.5.2003 | 500 km Brno | 66 | #ZFFYR51B000119337 | Fabio Vernier | Yellow Racing | DNA |
| 25.5.2003 | Italian GT Pergusa | 69 | | Ferreri / Merendino | Mastercar | DNF/DNS |
| 25.5.2003 | 500 km Brno | 88 | #2010 | Mullen / Davies | Team Maranello Concessionaires | 10th |
| 25.5.2003 | 500 km Brno | 89 | #ZFFYR51B000123510 (015M) | Burt / Turner | Team Maranello Concessionaires | 19th |
| 28.5.2003 | ALMS Road Atlanta Test | 63 | #F131 GT 2028 | Lewis / Whitehead | Acemco Motorsports | 8th |
| 8.6.2003 | FFSA GT Pau | 27 | | Gomez / Maximin | Auto Palace | DNA |
| 8.6.2003 | FFSA GT Pau | 28 | #2040 | Hiesse / Caly | Auto Palace | 15th |
| 8.6.2003 | 400 km Fontana | 33 | #2036 | Wagner / Martini | Scuderia Ferrari of Washington | 6th |
| 8.6.2003 | FFSA GT Pau | 39 | | De Sadeleer / Malcher | JMB Racing | DNA |
| 8.6.2003 | Italian GT Monza | 52 | #ZFFYR51B000122578 (010M) | Monti / Montermini | Mastercar | 19th/3rd |
| 8.6.2003 | Italian GT Monza | 57 | | Kessel / Chiesa | Loris Kessel Racing | 5th/5th |
| 8.6.2003 | Italian GT Monza | 58 | | Bertolini / Lambertini | JMB Racing | DNF/16th |
| 8.6.2003 | Italian GT Monza | 69 | | Ferreri / Livio | Mastercar | 13th/13th |
| 8.6.2003 | Italian GT Monza | 81 | | Venier / Corradi | Yellow Racing Team | DNF/DNS |
| 9.6.2003 | SM GTR Gellerasen | 30 | #ZFFY251B00011466 | Kari Mäkinen | Kumho Euroracing | 6th/3rd |
| 9.6.2003 | FFSA GT Pau [Coupe] | 84 | | Nouvel / Tramelli | Promo Concept Racing | 18th |
| 9.6.2003 | FFSA GT Pau [Coupe] | 91 | | Mangifesta / Prette | Auto Palace | 23rd |
| 15.6.2003 | 24 h Le Mans | 70 | #ZFFYR51B000119081 (008M) | Terrien / Babini / de Simone | JMB Racing | 25th |
| 15.6.2003 | 24 h Le Mans | 94 | #F131 GT 2006 | Kelleners / Lazzaro / Borcheller | Risi Competizione-Giuseppe Risi | 26th |
| 15.6.2003 | 24 h Le Mans | 95 | #F131 GT 2014 | Lewis / Mowlem / Leitzinger | Risi Competizione-Giuseppe Risi | DNF |
| 22.6.2003 | FFSA GT Val de Vienne | 28 | #2040 | Caly / Hiesse | Auto Palace | 11th/12th |
| 22.6.2003 | 6 h Watkins Glen | 33 | #2036 | Wagner / Martini | Ferrari of Washington | 4th |
| 22.6.2003 | British GT Castle Combe | 42 | | Lester / Robinson | Glenvarigill | 11th |
| 22.6.2003 | Italian GT Magione | 52 | #ZFFYR51B000122578 (010M) | Monti / Montermini | Mastercar SRL | 12th/DNS |
| 22.6.2003 | Italian GT Magione | 57 | | Kessel / Chiesa | Loris Kessel Racing | 5th/6th |
| 22.6.2003 | British GT Castle Combe | 88 | | John Seale | John Seale | DNA |
| 22.6.2003 | FFSA GT Val de Vienne [Coupe] | 91 | | Prette / Moss | Auto Palace | 13th/11th |
| 28.6.2003 | 400 km Mid-Ohio | 33 | #2036 | Martini / Wagner | Ferrari of Washington | 25th |
| 29.6.2003 | 2 h 45 min Road Atlanta | 28 | #ZFFYR51B000118459 (007M) | Grégoire / Salazar | JMB Racing | 22nd |
| 29.6.2003 | 2 h 45 min Road Atlanta | 35 | #F131 GT 2006 | Lazzaro / Kelleners | Risi Competizione | 33rd |
| 29.6.2003 | 500 km Donington | 52 | #2004 | Bertolini / de Simone | JMB Racing | DNF |
| 29.6.2003 | 500 km Donington | 53 | #ZFFYR51B000118766 (001M) | Kutemann / Gosse | JMB Racing | 17th |
| 29.6.2003 | 500 km Donington | 57 | #2032 | Enge / Pergl | Menx | DNA |
| 29.6.2003 | 500 km Donington | 58 | #2040 | Gomez / Hiesse | Auto Palace | DNA |
| 29.6.2003 | Euro GT A1-Ring | 59 | | Karl Baron | Karl Baron | 6th/10th |
| 29.6.2003 | Euro GT A1-Ring | 60 | | Klaus Engelhorn | Klaus Engelhorn | 8th/14th |
| 29.6.2003 | Euro GT A1-Ring | 63 | | Mulcelli / Bontempelli | Team Scuderia Veregra | 14th/13th |
| 29.6.2003 | 2 h 45 min Road Atlanta | 63 | #F131 GT 2028 | Davis / Lewis | Acemco Motorsports | 18th |
| 29.6.2003 | Euro GT A1-Ring | 64 | | Mucelli / Groppi | Team Scuderia Veregra | 9th/11th |
| 29.6.2003 | 500 km Donington | 80 | #ZFFYR51B000118533 (011M) | Kirkaldy / Smith | Veloqx Motorsport | 15th |
| 29.6.2003 | 500 km Donington | 88 | #2010 | Mullen / Davies | Team Maranello Concessionaires | 14th |
| 29.6.2003 | 500 km Donington | 89 | #ZFFYR51B000123510 (015M) | Burt / Turner | Team Maranello Concessionaires | DNF |
| 3.7.2003 | 250 mile Daytona | 33 | #2008 | Wagner / Martini | Scuderia Ferrari of Washington | 4th |
| 6.7.2003 | Spanish GT Estoril | 21 | | Cerqueda / Pérez-Sala | Gabord Competicion | 5th/9th |
| 6.7.2003 | Spanish GT Estoril | 22 | | Saez-Merino / Ugalde Mortal | Circuito Comunidad Valenciana | DNF/DNS |
| 6.7.2003 | Spanish GT Estoril | 23 | | Puig / Vinyes | Gabord Competicion | 7th/10th |
| 6.7.2003 | Spanish GT Estoril | 25 | | Goiburu / Costa | Antonio Cano | 4th/8th |
| 8.7.2003 | FIA GT Test Spa | 52 | #2004 | de Simone / Garbagnati | JMB Racing | raced |
| 8.7.2003 | FIA GT Test Spa | 52A | #ZFFYR51B000122578 (010M) | Biglieri / Biglieri / Bartoli / Bortignon / Montermini / Monti | Mastercar | 14th |
| 8.7.2003 | FIA GT Test Spa | 76 | #ZFFYR51B000123437 | Baron / Engelhorn | Mastercar | 23rd |
| 8.7.2003 | FIA GT Test Spa | 80 | #ZFFYR51B000118533 (011M) | Mullen / Davies / Smith | Veloqx Prodrive Racing | 13th |
| 8.7.2003 | FIA GT Test Spa | 89 | #ZFFYR51B000123510 (015M) | Burt / Kirkaldy / Turner | Team Maranello Concessionaires | 10th |
| 8.7.2003 | FIA GT Test Spa | - | #ZFFYR51B000118775 (002M) | de Simone / Garbagnati | JMB Racing | 10th |
| 13.7.2003 | JGTC Fuji | 11 | | Matsuda / Tanaka | Team Gainer | 18th |
| 13.7.2003 | British GT Oulton Park | 35 | #ZFFYR51B000115767 | Ward / Attard | Damax | 15th |
| 13.7.2003 | British GT Oulton Park | 42 | | Lester / Mairs | Glenvarigill | 6th |
| 13.7.2003 | Italian GT A1-Ring | 52 | #ZFFYR51B000122578 (010M) | Monti / Montermini | Mastercar S.r.l. | DNF/3rd |
| 13.7.2003 | Italian GT A1-Ring | 57 | | Chiesa / Kessel | Loris Kessel Racing | 7th/DNF |
| 14.7.2003 | FFSA GT Le Mans | 28 | #2040 | Hiesse / Caly | Auto Palace | 20th/11th |
| 14.7.2003 | FFSA GT Le Mans | 91 | | Mangifesta / Prette | Auto Palace | 32nd/32nd |
| 27.7.2003 | 2 h 45 min Sonoma | 28 | #ZFFYR51B000118459 (007M) | Salazar / Grégoire | JMB Racing USA/Team Ferrari | 25th |
| 27.7.2003 | 2 h 45 min Sonoma | 29 | #ZFFYR51B000119073 (000M) | Garbagnati | JMB Racing USA/Team Ferrari | 33rd |
| 27.7.2003 | 2 h 45 min Sonoma | 35 | #F131 GT 2006 | Kelleners / Lazzaro | Risi Competizione | 15th |
| 27.7.2003 | 24 h Spa | 52 | #2004 | Bertolini / Pescatori / Terrien | JMB Racing | DNF |
| 27.7.2003 | 24 h Spa | 53 | #ZFFYR51B000118775 (002M) | Alexander / de Simone / Burti | JMB Racing | 8th |
| 27.7.2003 | 24 h Spa | 57 | #2032 | Pergl / Schroeder / Janiš | MenX | 7th |
| 27.7.2003 | 24 h Spa | 58 | #2040 | Gomez / Hiesse | Auto Palace | DNA |
| 27.7.2003 | 2 h 45 min Sonoma | 63 | #F131 GT 2028 | Lewis / Borcheller | Acemco Motorsports, LLC | 27th |
| 27.7.2003 | 24 h Spa | 68 | #ZFFYR51B000118766 (001M) | Kutemann / Earle / Gosse / Pregliasco | Peter Kutemann | DNF |
| 27.7.2003 | 24 h Spa | 76 | #ZFFYR51B000122578 (010M) | Montermini / Engelhorn / Baron / Monti / Biglieri / Biglieri / Bartoli / Bortignon | Mastercar | DNA |
| 27.7.2003 | 24 h Spa | 88 | #2010 | Mullen / Kirkaldy / Burt | Team Maranello Concessionaires | DNF |
| 27.7.2003 | 24 h Spa | 89 | #ZFFYR51B000123510 (015M) | Davies / Smith / Turner | Team Maranello Concessionaires | 20th |
| 3.8.2003 | 3 h Trois-Rivières | 35 | #F131 GT 2006 | Lazzaro / Kelleners | Risi Competizione | 12th |
| 3.8.2003 | British GT Rockingham | 48 | | McWhirter / Simms | Virgo Motorsport | 11th |