| 5.6.1988 | 500 km Vallelunga | 1 | | Ludwig / Soper | Ford Texaco Eggenberger Racing Team | DNF |
| 5.6.1988 | MEZ Havířov | 5 | | Karl Oppitzhauser | Oppitzhauser Team | DNA |
| 5.6.1988 | MEZ Havířov | 7 | | Manfred Tschida | MSC Purkersdorf | 3rd |
| 5.6.1988 | 500 km Vallelunga | 17 | | Bornebusch / Larsson | Bornebusch Racing | 5th |
| 5.6.1988 | 500 km Vallelunga | | | Camathias / Castagna / Orlandi | Jolly Club | DNF |
| 19.6.1988 | 24 h Nürburgring | 1 | | Ludwig / Biela / Soper | Ford Texaco Eggenberger Racing Team | DNF |
| 19.6.1988 | 24 h Nürburgring | 2 | | Brancatelli / Dieudonné / Soper | Ford Texaco Eggenberger Racing Team | DNF |
| 19.6.1988 | 24 h Nürburgring | 138 | | Paul / Wester / Witzel | Ford Pohl RS-Center | 17th |
| 19.6.1988 | 24 h Nürburgring | 140 | | Berti / Maier / Weigel | | 103rd |
| 19.6.1988 | 24 h Nürburgring | 141 | | Klink / Palmato / Giudici | Ford Mohag Motorsport | DNF |
| 19.6.1988 | 24 h Nürburgring | 142 | | Schönstein / Urbinger / Schlesack | ACBL Remscheid e. V. | DNF |
| 19.6.1988 | 24 h Nürburgring | 144 | | Frieske / Hufstadt / Sander | Original ATE Bremsen | 79th |
| 19.6.1988 | 24 h Nürburgring | 145 | | Kather / Schlesack / Hahn | Krafft Walzen Team | 88th |
| 19.6.1988 | 24 h Nürburgring | 148 | | Briel / Buhk / von Saurma-Jeltsch | Team Sonax Autopflege | DNF |
| 19.6.1988 | 24 h Nürburgring | 206 | | Hermanns / Roser / Hufstadt | Original ATE Bremsen | 69th |
| 19.6.1988 | 24 h Nürburgring | 209 | | Loosen / Scheffler / Knoche | MSC Hennef | 28th |
| 10.7.1988 | 500 km Nürburgring | 1 | | Ludwig / Soper | Ford Texaco Eggenberger | 1st |
| 10.7.1988 | 500 km Nürburgring | 2 | | Brancatelli / Dieudonné | Ford Texaco Eggenberger | 2nd |
| 10.7.1988 | 500 km Nürburgring | 3 | | Frank Biela | Ford Texaco Eggenberger | DNA |
| 10.7.1988 | 500 km Nürburgring | 4 | | Allam / Hahne | Wolf-Racing | DNF |
| 10.7.1988 | 500 km Nürburgring | 5 | | Orlandi / Castagna | Jolly Club Bergamo | DNF |
| 10.7.1988 | 500 km Nürburgring | 6 | | Siena / Camathias | Jolly Club Bergamo | 8th |
| 10.7.1988 | 500 km Nürburgring | 14 | | Tassin / Feitler | Euro Luigi Racing | 12th |
| 10.7.1988 | 500 km Nürburgring | 15 | | Feitler / Andruet | Euro Luigi Racing | DNA |
| 10.7.1988 | 500 km Nürburgring | 17 | | Bornebusch / Larsson | Bornebusch Racing | 11th |
| 10.7.1988 | 500 km Nürburgring | 18 | | Oppitzhauser / Moczár | Oppitzhauser Kuelkker Racing Team | DNF |
| 10.7.1988 | 500 km Nürburgring | 22 | | Shimizu / Yokoshima | Object T | 7th |
| 31.7.1988 | 24 h Spa | 1 | | Dieudonné / Boutsen / Ludwig | Ford Texaco Eggenberger Racing Team | 2nd |
| 31.7.1988 | 24 h Spa | 2 | | Brancatelli / Theys / Gachot | Ford Texaco Eggenberger Racing Team | DNF |
| 31.7.1988 | 24 h Spa | 3 | | Schneider / Biela / Soper | Ford Texaco Eggenberger Racing Team | 4th |
| 31.7.1988 | 24 h Spa | 4 | | Allam / Hahne | Wolf Racing | DNA |
| 31.7.1988 | 24 h Spa | 5 | | Brand / Castagna / Vitale | Jolly Club Bergamo | DNF |
| 31.7.1988 | 24 h Spa | 6 | | Orlandi / Toffoli / Siena | Jolly Club Bergamo | 17th |
| 31.7.1988 | 24 h Spa | 14 | | Tassin / Feitler / Andruet | Euro Luigi Racing | DNF |
| 31.7.1988 | 24 h Spa | 15 | | Ballot-Léna / Ricci / Cremer | Euro Luigi Racing | DNF |
| 31.7.1988 | 24 h Spa | 17 | | Bornebusch / Wolff / de Sordi | K. Bornebusch | DNF |
| 31.7.1988 | 24 h Spa | 26 | | Sourd / Metge / Jaussaud | Bavaria Auto | DNF |
| 31.7.1988 | 24 h Spa | 27 | | de Thoisy / de Radigues / Haezebrouck | Bavaria Auto | DNF |
| 31.7.1988 | 24 h Spa | 33 | | Bolderheij / van Hilten / Winderickx | Bolderheij | DNF |
| 21.8.1988 | ETCC Zolder | 1 | | Brancatelli / Soper | Ford Texaco Eggenberger Racing Team | DNF |
| 21.8.1988 | ETCC Zolder | 2 | | Ludwig / Soper | Ford Texaco Eggenberger Racing Team | DNF |
| 21.8.1988 | ETCC Zolder | 3 | | Dieudonné / Biela | Ford Texaco Eggenberger Racing Team | 2nd |
| 21.8.1988 | ETCC Zolder | 14 | | Tassin / Andruet | Euromotor/Luigi | 3rd |
| 21.8.1988 | 500 km Kemora | 15 | | Nodes / Sarlin / Jatala | Beate Nodes | 4th |
| 21.8.1988 | ETCC Zolder | 15 | | Feitler / Cremer | Euromotor/Luigi | raced |
| 21.8.1988 | ETCC Zolder | 17 | | Larsson / de Sordi / Bornebusch | Bornebusch Racing | 7th |
| 21.8.1988 | ETCC Zolder | | | Oberndorfer / Hahne | Wolf Racing | 5th |
| 4.9.1988 | Tourist Trophy | 1 | | Niedzwiedz / Ludwig | Ford Texaco Eggenberger Racing Team | 3rd |
| 4.9.1988 | Tourist Trophy | 2 | | Dieudonné / Soper | Ford Texaco Eggenberger Racing Team | 2nd |
| 4.9.1988 | Tourist Trophy | 3 | | Brancatelli / Schneider | Ford Texaco Eggenberger Racing Team | 4th |
| 4.9.1988 | Tourist Trophy | 4 | | Hahne / Grohs | Wolf Racing | 5th |
| 4.9.1988 | Tourist Trophy | 5 | | Calderari / Bosshard | Jolly Club Bergamo | DNF |
| 4.9.1988 | Tourist Trophy | 6 | | Camathias / Siena | Jolly Club Bergamo | DNF |
| 4.9.1988 | Tourist Trophy | 14 | | Tassin / Andruet | Euro Luigi Racing | DNF |
| 4.9.1988 | Tourist Trophy | 15 | | Delcourt / Feitler / Cremer | Euro Luigi Racing | DNF |
| 4.9.1988 | Tourist Trophy | 17 | | Bornebusch / Larsson | Bornebusch Racing | 17th |
| 4.9.1988 | Tourist Trophy | 18 | | Oppitzhauser / Moczár | Oppitzhauser Team | DNA |
| 4.9.1988 | Tourist Trophy | 20 | | Simonsen / Simonsen | Team CMS Sweden | DNF |
| 4.9.1988 | Tourist Trophy | 21 | | Goode / Newman / Lyall | Listerine/Texaco Racing | 27th |
| 4.9.1988 | Tourist Trophy | 33 | | Rouse / Ferté | Kaliber Ford | 1st |
| 4.9.1988 | Tourist Trophy | 39 | | Edwards / Palmer | Kaliber Ford | 6th |
| 4.9.1988 | Tourist Trophy | 40 | | Mahony / Hales | Arquati UK Ltd. | 12th |
| 4.9.1988 | Tourist Trophy | 41 | | Johnson / Bowe | Dick Johnson | 21st |
| 4.9.1988 | Tourist Trophy | 43 | | Jones / Flux | Karl Jones | DNF |
| 4.9.1988 | Tourist Trophy | 44 | | Bristow / Gravett | Baynard Cars Ltd. | 9th |
| 4.9.1988 | Tourist Trophy | 45 | | Brodie / Birley | Team Atari Cristal Brodie Brittain Racing | DNA |
| 4.9.1988 | Tourist Trophy | 48 | | Chris Hodgetts | Brooklyn Motorsport | DNA |
| 11.9.1988 | GP Nogaro | 1 | | Ludwig / Soper | Ford Texaco Eggenberger Racing Team | 1st |
| 11.9.1988 | GP Nogaro | 2 | | Dieudonné / Niedzwiedz | Ford Texaco Eggenberger Racing Team | DNF |
| 11.9.1988 | GP Nogaro | 6 | | Camathias / Siena | Jolly Club Bergamo | DNF |
| 11.9.1988 | GP Nogaro | 17 | | Bornebusch / Larsson | Bornebusch Racing | 15th |
| 11.9.1988 | GP Nogaro | 20 | | Simonsen / Granberg | Team CMS Sweden | 16th |
| 11.9.1988 | GP Nogaro | 26 | | Sourd / Metge / Jaussaud | Bavaria Automobiles | DNF |
| 11.9.1988 | GP Nogaro | | | Sourd / Haezebrouck | Bavaria Automobiles | DNS |
| 11.9.1988 | GP Nogaro | | | Guillemet / Barlesi / Neve | | DNS |