| 29.5.1988 | 500 km Dijon | 7 | 635 CSi | di Gioia / Févrot | Dixi-Sport | DNF |
| 29.5.1988 | 500 km Dijon | 51 | M3 | Vogt / Martin / Laffite | Team Bigazzi | DNF |
| 29.5.1988 | 500 km Dijon | 52 | M3 | Vogt / Laffite / Thatcher | Team Bigazzi | 4th |
| 29.5.1988 | 500 km Dijon | 54 | M3 | Lingmann / Hölzl | Lingmann | 13th |
| 29.5.1988 | 500 km Dijon | 55 | M3 | Faubel / Bychl | Herba Proficraft Tools Racing | 12th |
| 29.5.1988 | 500 km Dijon | 56 | M3 | Ravaglia / van de Poele | BMW Motorsport GmbH | 3rd |
| 29.5.1988 | 500 km Dijon | 59 | M3 | Vaníček / Tomášek | ÚAMK ČSSR | 14th |
| 29.5.1988 | 500 km Dijon | 60 | M3 | Wollstadt / Wirth | Autohaus Wollstadt Racing Team | DNF |
| 29.5.1988 | 500 km Dijon | 64 | M3 | Cserkuti / "Spiffero" / Fischhaber | Külker Racing | DNS |
| 29.5.1988 | 500 km Dijon | 66 | M3 | Haldi / Bello | Luigi Bello | 15th |
| 29.5.1988 | 500 km Dijon | 69 | M3 | Joosen / Duez | BMW Finance Racing with Mobil 1 | 7th |
| 29.5.1988 | 500 km Dijon | 71 | M3 | Malcher / Petit | Garage du Bac | 8th |
| 29.5.1988 | 500 km Dijon | 82 | M3 | Jabouille / Bleynie | | 10th |
| 29.5.1988 | 500 km Dijon | | M3 | Salam / Destic / Morin | | DNF |
| 29.5.1988 | 500 km Dijon | | M3 | Lohr / Giroix | BMW Motorsport GmbH | 5th |
| 29.5.1988 | 500 km Dijon | | M3 | Grouillard / Laffite | Team Bigazzi | DNF |
| 29.5.1988 | 500 km Dijon | | M3 | de Lesseps / Castel / Morin | | 11th |
| 5.6.1988 | MEZ Havířov | 1 | M1 | Sepp Manhalter | Max u. Moritz Racing Team | 1st |
| 5.6.1988 | MEZ Havířov | 3 | 635 CSi | Gerhard Morowa | Oppitzhauser Team | DNA |
| 5.6.1988 | Nordic SS Ahvenisto | 8 | 320 Turbo | Nils-Gustav Wiik | Oy Veho Ab - BMW | 2nd |
| 5.6.1988 | Nordic SS Ahvenisto | 11 | 320 | Eero Vesenterä | North Racing Ky | 4th |
| 5.6.1988 | 500 km Vallelunga | 51 | M3 | Martin / Thatcher | Team Bigazzi | 3rd |
| 5.6.1988 | 500 km Vallelunga | 52 | M3 | Vogt / Laffite | Team Bigazzi | DQ |
| 5.6.1988 | 500 km Vallelunga | 54 | M3 | Lingmann / Hölzl | Lingmann | 6th |
| 5.6.1988 | 500 km Vallelunga | 55 | M3 | Bychl / Faubel | Herba Proficraft Tools Racing | DNF |
| 5.6.1988 | 500 km Vallelunga | 56 | M3 | Ravaglia / van de Poele | BMW Motorsport GmbH | 2nd |
| 5.6.1988 | 500 km Vallelunga | 59 | M3 | Vaníček / Tomášek | ÚAMK ČSSR | DNF |
| 5.6.1988 | 500 km Vallelunga | 60 | M3 | Wollstadt / Wirth | Autohaus Wollstadt Racing Team | 12th |
| 5.6.1988 | 500 km Vallelunga | 63 | M3 | Albacete / Sasiambarrena | Camac Racing | DNF |
| 5.6.1988 | 500 km Vallelunga | 64 | M3 | Cserkuti / "Spiffero" | Külker Racing | 7th |
| 5.6.1988 | 500 km Vallelunga | | 635 CSi | Naddeo / Gasparri | Pro Team | 11th |
| 5.6.1988 | 500 km Vallelunga | | M3 | Pirro / Strycek / Ravaglia | BMW Motorsport GmbH | 4th |
| 19.6.1988 | 24 h Nürburgring | 4 | 635 CSi | Felder / Philipps / Möller | RG Bergisch-Gladbach e. V. im ADAC | DNF |
| 19.6.1988 | 24 h Nürburgring | 8 | M3 | Heger / Vogt / Quester | BMW Motorsport GmbH | DNF |
| 19.6.1988 | 24 h Nürburgring | 10 | M3 | Ravaglia / Grohs / Oestreich | BMW Motorsport GmbH | DNF |
| 19.6.1988 | 24 h Nürburgring | 18 | M3 | von Bayern / Schmickler / Ketterer | Vallier Motorsport | DNF |
| 19.6.1988 | 24 h Nürburgring | 20 | 325i | Severich / Mallmann / Brust | MSC Aachen e. V. im ADAC | 23rd |
| 19.6.1988 | 24 h Nürburgring | 21 | M3 | Joosen / Duez / van de Poele | BMW Motorsport GmbH | DNF |
| 19.6.1988 | 24 h Nürburgring | 22 | 325i | Schäfer / Teitscheid / Lohr | Auto Budde Team | 11th |
| 19.6.1988 | 24 h Nürburgring | 23 | M3 | Bychl / Faubel / Thiim | Herba Proficrafttools-Racing | DNF |
| 19.6.1988 | 24 h Nürburgring | 24 | 325i | Wolf / Schumacher / Prym | MSC Aachen e. V. im ADAC | 9th |
| 19.6.1988 | 24 h Nürburgring | 25 | 325i | Benning / Klupp / Bovensiepen | | 6th |
| 19.6.1988 | 24 h Nürburgring | 26 | 325i | "Mastop" / Dufter / Walterscheid-Müller | | DNF |
| 19.6.1988 | 24 h Nürburgring | 27 | 323i | Ickenstein / Scheidereiter / Wader | AC Radevormwald e. V. im ADAC | 12th |
| 19.6.1988 | 24 h Nürburgring | 28 | 325i | von Hatten / Memminger / Willms | | 82nd |
| 19.6.1988 | 24 h Nürburgring | 82 | 320 | Pasmann / Honrath | | 37th |
| 19.6.1988 | 24 h Nürburgring | 89 | 320 | Burgmann / Wagenstetter / Bergermann | | DNF |
| 19.6.1988 | 24 h Nürburgring | 154 | M3 | Schmitz / Rensing / Großmann | BMW Niederlassung Düsseldorf | 25th |
| 19.6.1988 | 24 h Nürburgring | 156 | M3 | Endres / Luhr / Seher | AC Rübenach e. V. im ADAC | 44th |
| 19.6.1988 | 24 h Nürburgring | 157 | M3 | Hennes / Wollgarten / Lauer | MSC Aachen e. V. im ADAC | 8th |
| 19.6.1988 | 24 h Nürburgring | 158 | M3 | Sesterheim / Stoffel, Jr. / Kremerskothen | MSC Adenau e. V. im ADAC | DNF |
| 19.6.1988 | 24 h Nürburgring | 215 | 325i | Schmidt / Bröhling / Lunau | MSC Adenau e. V. im ADAC | 19th |
| 19.6.1988 | 24 h Nürburgring | 237 | 325i | Eschmann / Weber / Schumacher | | DNF |
| 19.6.1988 | 24 h Nürburgring | 238 | 325i Kat. | Riedl / Schöller / Göpfert | Scuderia Starnberger See e. V. im ADAC | 43rd |
| 19.6.1988 | 24 h Nürburgring | 252 | 320i Kat. | Jacobs / Khodkar / Hockley | MSC Adenau e. V. im ADAC | DNF |
| 19.6.1988 | 24 h Nürburgring | 261 | 318 i Kat. | Kuhlendahl / Matthes / Matthes | | 49th |
| 19.6.1988 | 24 h Nürburgring | 264 | 524td | Koch / Martini / Hakenesch | | DNF |
| 19.6.1988 | 24 h Nürburgring | 265 | 324td | Bauer / Niemczyk / Scheuerer | BMW Händler Team Saar | 67th |
| 19.6.1988 | SM Dijon | | 320 | Urs Tschanz | | ?th |
| 19.6.1988 | SM Dijon | | 323 | Pierre Merche | | raced |
| 3.7.1988 | SM Hockenheim | | M1 | Nicolas Bührer | | ?th |
| 3.7.1988 | SM Hockenheim | | 320 | Urs Tschanz | | ?th |
| 10.7.1988 | 500 km Nürburgring | 7 | 635 CSi | Févrot / di Gioia | Dixi-Sport | DNA |
| 10.7.1988 | 500 km Nürburgring | 51 | M3 Evo | Vogt / Laffite / Thatcher | Arduini Bigazzi Racing Team | 5th |
| 10.7.1988 | 500 km Nürburgring | 52 | M3 Evo | Laffite / Grouillard | Arduini Bigazzi Racing Team | 3rd |
| 10.7.1988 | 500 km Nürburgring | 53 | M3 | Vogt / Laffite / Thatcher | Arduini Bigazzi Racing Team | DNS |
| 10.7.1988 | 500 km Nürburgring | 54 | M3 | Hölzl / Lingmann | Scuderia Avus Berlin | DNF |
| 10.7.1988 | 500 km Nürburgring | 55 | M3 | Faubel / Bychl / Walterscheid-Müller | Herba-Proficraftiools-Racing | DNF |
| 10.7.1988 | 500 km Nürburgring | 56 | M3 Evo | van de Poele / Heger / Ravaglia | BMW Motorsport Schnitzer | 6th |
| 10.7.1988 | 500 km Nürburgring | 57 | M3 Evo | Pirro / Ravaglia / van de Poele | BMW Motorsport Schnitzer | 4th |
| 10.7.1988 | 500 km Nürburgring | 58 | M3 Evo | Schmickler / Oestreich | BMW Motorsport Schnitzer | DNF |
| 10.7.1988 | 500 km Nürburgring | 59 | M3 | Vaníček / Mattschull | Team Motorsport ÚAMK | DNF |
| 10.7.1988 | 500 km Nürburgring | 60 | M3 | Wollstadt / Wirth | Autohaus Wollstadt Racing Team | 10th |
| 10.7.1988 | 500 km Nürburgring | 61 | M3 | Tomášek / Mattschull / Vaníček | Team Motorsport ÚAMK | DNQ |
| 10.7.1988 | 500 km Nürburgring | 63 | M3 | | Camac Racing | DNA |
| 10.7.1988 | 500 km Nürburgring | 65 | M3 | Bello / Haldi | Luigi Bello | DNF |
| 10.7.1988 | 500 km Nürburgring | 69 | M3 | Joosen / Duez | Bastos Racing Team | DNA |
| 10.7.1988 | 500 km Nürburgring | 99 | M3 | Wagner / Flohe | Lothar Wagner | DNA |
| 10.7.1988 | 500 km Nürburgring | 100 | M3 | Vojtěch / Enge | Racing Service International | 9th |
| 31.7.1988 | 24 h Spa | 7 | 635 CSi | Févrot / di Gioia / Delavallade | Dixi Sport | DNF |
| 31.7.1988 | 24 h Spa | 35 | 635 CSi | Raes / Verhaegen / Cremer | Excelsior | DNF |
| 31.7.1988 | 24 h Spa | 39 | 635 CSi | Bertapelle / Bertapelle / Fruhauf | Patricia Bertapelle | 24th |
| 31.7.1988 | 24 h Spa | 51 | M3 | Vogt / Rensing / Thatcher | Bigazzi M. Team | DNF |
| 31.7.1988 | 24 h Spa | 52 | M3 | Grouillard / Laffite / Martin | Bigazzi M. Team | 3rd |
| 31.7.1988 | 24 h Spa | 55 | M3 | Bychl / Faubel / Walterscheid-Müller | Herba-Proficrafttools-Racing | DNF |
| 31.7.1988 | 24 h Spa | 56 | M3 | Heger / Ravaglia / Quester | BMW Motorsport | 1st |
| 31.7.1988 | 24 h Spa | 57 | M3 | van de Poele / Grohs / Oestreich | BMW Motorsport | 9th |
| 31.7.1988 | 24 h Spa | 59 | M3 | Vaníček / van Hooydonk / van Dedem | ÚAMK ČSSR | 21st |
| 31.7.1988 | 24 h Spa | 63 | M3 | Albacete / Pareja / Sasiambarrena | Camac Racing | DNF |
| 31.7.1988 | 24 h Spa | 65 | M3 | Bello / Camandona / Guex | Luigi Bello | DNF |
| 31.7.1988 | 24 h Spa | 69 | M3 | Schlesser / Jabouille / Duez | BMW Motorsport | 8th |
| 31.7.1988 | 24 h Spa | 70 | M3 | Béguin / Danner / Joosen | BMW Motorsport | DNF |
| 31.7.1988 | 24 h Spa | 71 | M3 | Malcher / Petit / Trollé | Garage du Bac | DNF |
| 31.7.1988 | 24 h Spa | 72 | M3 | Cheli / de Dryver / Delétraz | Garage du Bac | DNF |
| 31.7.1988 | 24 h Spa | 73 | M3 | Lingmann / Van Mol / Slaus | Duindistel/Chardon des Dunes | DNF |
| 31.7.1988 | 24 h Spa | 74 | M3 | Lohr / Bartels / Schmickler | BMW Motorsport | 7th |
| 31.7.1988 | 24 h Spa | 75 | M3 | Enge / Vermeersch / Vojtěch | Bastos R.S.I. | DNF |
| 31.7.1988 | 24 h Spa | 76 | M3 | Maljean / Jamin / Bertinchamps | Ecurie Pays Noir | 19th |
| 31.7.1988 | 24 h Spa | 77 | 325i | Wolf / Hennes / Wollgarten | M.S.C. Aachen | 10th |
| 31.7.1988 | 24 h Spa | 83 | 325i | Bovensiepen / Witmeur / Roppes | H. Honert | 12th |