| 8.5.2005 | British GT Croft [GT3] | 6 | Z3 M Coupé | Davidson / Wilson | Bigfish Racing | 16th/18th |
| 8.5.2005 | 24 h Nürburgring | 10 | M3 GTRS | Scheid / Kainz / Rostek / Hagenmeyer | Scuderia Augustusburg Brühl e. V. im ADAC | DNF |
| 8.5.2005 | 24 h Nürburgring | 51 | Z3 M Coupé | Prüser / Jansen / Prüser, Jr. / Kremers | Rheydter Club für Motorsport e. V. im DMV | DNF |
| 8.5.2005 | 24 h Nürburgring | 61 | M3 | Moore / Cox / Barrow | | DNS |
| 8.5.2005 | 24 h Nürburgring | 63 | M3 CSL | Adams / Vogler / Wenger / Riess | | DNF |
| 8.5.2005 | 24 h Nürburgring | 65 | Z3 M Coupé | Graf zu Ortenburg / Graf von Wedel / Graf von Oeynhausen / Dean | Gotcha Historic Racing Team | 86th |
| 8.5.2005 | 24 h Nürburgring | 68 | M3 | Wolff / Deutgen / Quester / Peter | Duller Motorsport | DNF |
| 8.5.2005 | 24 h Nürburgring | 70 | M3 Compact | de Thoisy / Depoix / Peyroles | Duller Motorsport | 53rd |
| 8.5.2005 | 24 h Nürburgring | 72 | M3 GTR | Obermann / Giuliani / Burgmann / Brunnacker | MSC Ruhr-Blitz Bochum e.V. im ADAC | DNF |
| 8.5.2005 | 24 h Nürburgring | 73 | M3 E36 | Nöhring / Wirtz / Becker | | DNF |
| 8.5.2005 | 24 h Nürburgring | 74 | M3 E46 | Müller / Abels / Herter / Gassen | AEZ Leichtmetallräder | DNF |
| 8.5.2005 | 24 h Nürburgring | 75 | M3 | Pfister / Scholze / Kruidenier / Dewez | MSC Rhön e.V. im AvD | 30th |
| 8.5.2005 | 24 h Nürburgring | 76 | M3 | Leitheuser / Surauer / Werker / Chretien | MSC Rhön e.V. im AvD | DNF |
| 8.5.2005 | 24 h Nürburgring | 78 | M3 GT-Air | Bierther / Stahl / Heyer / Bierther | Airnergy Motorsport | DNF |
| 8.5.2005 | 24 h Nürburgring | 80 | M3 | Bonk / Bonk / Schild / Neuefeind | | DNF |
| 8.5.2005 | 24 h Nürburgring | 82 | M3 | Clarke / Povey / Donaldson / Donaldson | | 93rd |
| 8.5.2005 | 24 h Nürburgring | 86 | 320 STW | Wright / Redhouse / Grant / Hardman | GTS Motorsport | DNF |
| 8.5.2005 | 24 h Nürburgring | 96 | M3 Evo | Karl / Förster / Meyer / Hofbauer | Realizer Communications | 62nd |
| 8.5.2005 | 24 h Nürburgring | 115 | 320 E30 | Dietz / Werner / Behr | | 130th |
| 8.5.2005 | 24 h Nürburgring | 179 | 318 is | Klein / Binkowska / Bardenheuer / Hoffmann | | DNF |
| 8.5.2005 | 24 h Nürburgring | 182 | 318 is | Bossert / Breunig / Frings / Schmitz | Airnergy Motorsport GmbH | 94th |
| 8.5.2005 | 24 h Nürburgring | 184 | 318 is | Good / Lutz / Hildner / Flessa | Realizer Communications | DNS |
| 8.5.2005 | 24 h Nürburgring | 196 | M3 E30 | Salzer / Salzer | DSK Ja zum Motorsport e.V. | 36th |
| 8.5.2005 | 24 h Nürburgring | 206 | 325i | Delzepich / Karp / Pobbig / Heldmann | | DNF |
| 8.5.2005 | 24 h Nürburgring | 211 | M3 GT | Scalini / Cioci / Zoppini / Purtscher | MSC Rhön e.V. im AvD | 59th |
| 8.5.2005 | 24 h Nürburgring | 214 | M3 Coupe | Küpper / Koch / Zabel | Dürener Motorsport-Club e.V. im ADAC | 26th |
| 8.5.2005 | 24 h Nürburgring | 248 | 320d | Nemecek / Walkolbinger / Berndorfer / Schachinger | MSC Rottenegg | DNF |
| 8.5.2005 | 24 h Nürburgring | 260 | 330d | Giudici / Gabbiani / Romanini / Ardizzone | Giudici SRL | 68th |
| 8.5.2005 | 24 h Nürburgring | 266 | M3 | Friedrichs / Steiner / Rülke / Beckers | | 104th |
| 8.5.2005 | 24 h Nürburgring | 269 | 120d | Dose / Briody / Schilling / Seuser | Pistenclub e.V. | 47th |
| 21.5.2005 | 6 h Mont-Tremblant | 16 | M3 E46 | Hand / Milner / Marks | Prototype Technology Group | 15th |
| 21.5.2005 | 6 h Mont-Tremblant | 17 | M3 E46 | Collins / Valentine | Prototype Technology Group | DNA |
| 21.5.2005 | 6 h Mont-Tremblant | 21 | M3 E46 | Collins / Valentine / Auberlen | Prototype Technology Group | 33rd |
| 21.5.2005 | 6 h Mont-Tremblant | 22 | M3 E46 | James / Hand | Prototype Technology Group | 13th |
| 29.5.2005 | British GT Thruxton | 8 | Z3 M Coupé | Barrett / Persson | Hawthorns Motorsport | 20th/22nd |
| 11.6.2005 | Belcar Spa SER | 28 | Z3 M Coupé GT | Lumbeeck / van Bellingen / Beckers | G&A Racing | 26th |
| 11.6.2005 | Belcar Spa SER | 71 | M3 E46 GTR | Beliën / Jakobs / Colman | Belien Motorsport | NC |
| 11.6.2005 | Belcar Spa SER | 72 | M3 E46 GTR | Severich / Steinberg | GS Motorsport | 11th |
| 11.6.2005 | Belcar Spa SER | 75 | M3 E46 | Smets / Kenis / Cuyvers | Geerts Roel | DNF |
| 11.6.2005 | Belcar Spa SER | 77 | M3 E46 | Alessi / Ravasio / Canali | - | NC |
| 11.6.2005 | Belcar Spa SER | 78 | M3 E46 | de Megni / Marini / Cioci | - | 17th |
| 11.6.2005 | Belcar Spa SER | 91 | M3 | Haschke / Josten | GS Motorsport | DNF |
| 11.6.2005 | Belcar Spa SER | 92 | M3 E46 | de Hoen / Essers / Grouwels | Brother Racing | 24th |
| 11.6.2005 | Belcar Spa SER | 93 | E36 | De Coster / Broodcooren | Belgium Racing | 21st |
| 11.6.2005 | Belcar Spa SER | 95 | M3 E36 | Moore / Cox / Cloet | Moore Int. Motorsport | DNF |
| 12.6.2005 | 6 h Watkins Glen | 16 | M3 E46 | Milner / Marks | Prototype Technology Group | 17th |
| 12.6.2005 | 6 h Watkins Glen | 17 | M3 E46 | Valentine / Collins | Prototype Technology Group | DNA |
| 12.6.2005 | 6 h Watkins Glen | 21 | M3 E46 | Auberlen / Collins / Hand | Prototype Technology Group | 27th |
| 12.6.2005 | 6 h Watkins Glen | 22 | M3 E46 | James / Gleason / Said | Prototype Technology Group | 24th |
| 26.6.2005 | Belcar Brands Hatch | 28 | Z3 M Coupé GT | Lumbeeck / Kenis | | DNF |
| 26.6.2005 | Belcar Brands Hatch | 71 | M3 E46 GTR | Beliën / Cuyvers | Beliën Motorsport | 16th |
| 26.6.2005 | Belcar Brands Hatch | 72 | M3 E46 GTR | Severich / Steinberg | GS Motorsport | DNS |
| 26.6.2005 | Belcar Brands Hatch | 75 | M3 E46 | De Keersmaecker / Smets | | DNS |
| 26.6.2005 | Belcar Brands Hatch | 91 | M3 | Haschke / Josten | GS Motorsport | 21st |
| 26.6.2005 | Belcar Brands Hatch | 92 | M3 E46 | de Hoen / Essers | Brother Racing | 29th |
| 26.6.2005 | Belcar Brands Hatch | 93 | E36 | Broodcooren / Verhoeven | | 27th |
| 26.6.2005 | Belcar Brands Hatch | 94 | M3 | Beckers / Cassiers | | 35th |
| 26.6.2005 | Belcar Brands Hatch | 95 | M3 E36 | Clarke / Cox | | DNF |
| 26.6.2005 | Belcar Brands Hatch | 96 | M3 | Meijers / Tieman | Meijers Motorsport | 24th |
| 30.6.2005 | 250 mile Daytona | 16 | M3 E46 | Marks / Hand | Prototype Technology Group | 18th |
| 30.6.2005 | 250 mile Daytona | 17 | M3 E46 | Valentine / Collins | Prototype Technology Group | 26th |
| 30.6.2005 | 250 mile Daytona | 21 | M3 E46 | Auberlen / Milner | Prototype Technology Group | 19th |
| 30.6.2005 | 250 mile Daytona | 22 | M3 E46 | Gleason / James | Prototype Technology Group | 47th |
| 31.7.2005 | 400 km Barber | 16 | M3 E46 | Marks / Hand | Prototype Technology Group | 14th |
| 31.7.2005 | 400 km Barber | 17 | M3 E46 | Collins / Valentine | Prototype Technology Group | 20th |
| 31.7.2005 | 400 km Barber | 21 | M3 E46 | Milner / Auberlen | Prototype Technology Group | 21st |
| 31.7.2005 | 400 km Barber | 22 | M3 E46 | James / Gleason | Prototype Technology Group | 16th |
| 12.8.2005 | 200 mile Watkins Glen | 16 | M3 E46 | Marks / Hand | Prototype Technology Group | 20th |
| 12.8.2005 | 200 mile Watkins Glen | 17 | M3 E46 | Collins / Valentine | Prototype Technology Group | 26th |
| 12.8.2005 | 200 mile Watkins Glen | 21 | M3 E46 | Milner | Prototype Technology Group | 41st |
| 12.8.2005 | 200 mile Watkins Glen | 22 | M3 E46 | Gleason / James | Prototype Technology Group | 23rd |
| 14.8.2005 | British GT Silverstone | 6 | Z3 M Coupé | Wilson / Davidson | Bigfish Racing | DNA |
| 27.8.2005 | 400 km Mid-Ohio | 16 | M3 E46 | Marks / Hand | Prototype Technology Group | 34th |
| 27.8.2005 | 400 km Mid-Ohio | 17 | M3 E46 | Collins / Valentine | Prototype Technology Group | DNA |
| 27.8.2005 | 400 km Mid-Ohio | 21 | M3 E46 | Collins / Milner | Prototype Technology Group | 18th |
| 27.8.2005 | 400 km Mid-Ohio | 22 | M3 E46 | James / Gleason / Auberlen | Prototype Technology Group | 25th |
| 28.8.2005 | 24 h Zolder | 28 | Z3 M Coupé GT | Verdonck / Lumbeeck / Daelemans / Schuybroeck | G&A Racing | 19th |
| 28.8.2005 | 24 h Zolder | 61 | E46 | Fumal / Leyssens / van Bellingen / Vandermaesen | KS Motorsport | 3rd |
| 28.8.2005 | 24 h Zolder | 62 | E46 | Moonens / Werckx / van Gorp / Lippens | KS Motorsport | 18th |
| 28.8.2005 | 24 h Zolder | 71 | M3 E46 GTR | Beliën / Jakobs / Colman / Brinkmann | Beliën Motorsport | 17th |
| 28.8.2005 | 24 h Zolder | 72 | M3 E46 GTR | Severich / Steinberg / Neyens | GS Motorsport | DNS |
| 28.8.2005 | 24 h Zolder | 74 | M5 E34 | Carlier / van der Straten / Pauwels / Pasteels | Carlier Racing | 20th |
| 28.8.2005 | 24 h Zolder | 75 | M3 E46 | De Keersmaecker / Smets / Kenis / Coekelbergs | G&A Racing | DNF |
| 28.8.2005 | 24 h Zolder | 91 | M3 E46 | Josten / Cracco / Muytjens | GS Motorsport | 12th |
| 28.8.2005 | 24 h Zolder | 92 | M3 E46 | de Hoen / Essers / Grouwels / Wijnen | Brother Racing | 21st |
| 28.8.2005 | 24 h Zolder | 93 | E36 | De Coster / Broodcooren / Van Asch | Belgium Racing | NC |
| 28.8.2005 | 24 h Zolder | 94 | M3 E36 | Beckers / Raes / van Samang / van Samang | M-S-E | DNF |
| 28.8.2005 | 24 h Zolder | 95 | M3 E46 | Moore / Cox / Cloet | Moore Int. Motorsport | DNF |
| 28.8.2005 | 24 h Zolder | 98 | E46 Compact | van der Kolk / Ambaum / Köhler / Thuis | Dunlop Extreme Team | 23rd |
| 9.9.2005 | 250 mile Phoenix [GT] | 16 | M3 E46 | Hand / James | Prototype Technology Group | 3rd |
| 9.9.2005 | 250 mile Phoenix [GT] | 17 | M3 E46 | Gleason / Valentine | Prototype Technology Group | 10th |
| 9.9.2005 | 250 mile Phoenix [GT] | 21 | M3 E46 | Milner / Collins | Prototype Technology Group | 2nd |
| 9.9.2005 | 250 mile Phoenix [GT] | 22 | M3 E46 | Marks / Auberlen | Prototype Technology Group | 7th |
| 24.9.2005 | 250 mile Watkins Glen | 16 | M3 E46 | Marks / Hand | Prototype Technology Group | 29th |
| 24.9.2005 | 250 mile Watkins Glen | 17 | M3 E46 | Collins / Valentine | Prototype Technology Group | 19th |
| 24.9.2005 | 250 mile Watkins Glen | 21 | M3 E46 | Auberlen / Milner | Prototype Technology Group | 26th |
| 24.9.2005 | 250 mile Watkins Glen | 22 | M3 E46 | James / Gleason | Prototype Technology Group | 18th |
| 25.9.2005 | Brands Hatch GT 250 | 3 | M3 E46 GTR | Donaldson / Clarke | Oakfields | 12th/8th |
| 25.9.2005 | Brands Hatch GT 250 | 6 | Z3 M Coupé | Wilson / Davidson | Bigfish Racing | 20th/15th |
| 25.9.2005 | Brands Hatch GT 250 | 50 | Z3 M Coupé | Barrett / Persson | Hawthorns Motorsport | 23rd/18th |