The 2003 FIA GT Oschersleben 500 km was the eighth round the 2003 FIA GT Championship. It took place at the Motorsport Arena Oschersleben, Germany, on 21 September 2003.
Class winners in bold. Cars failing to complete 70% of winner's distance marked as Not Classified (NC).
| Pos | Class | No | Team | Drivers | Chassis | Tyre | Laps |
|---|---|---|---|---|---|---|---|
| Engine | |||||||
| 1 | GT | 23 |  BMS Scuderia Italia | Matteo Bobbi Thomas Biagi | Ferrari 550-GTS Maranello | 119 | |
| Ferrari 5.9L V12 | |||||||
| 2 | GT | 6 |  Creation Autosportif | Bobby Verdon-Roe Marco Zadra | Lister Storm | 118 | |
| Jaguar 7.0L V12 | |||||||
| 3 | GT | 21 | Care Racing BMS Scuderia Italia | Stefano Livio Lilian Bryner Enzo Calderari | Ferrari 550-GTS Maranello | 118 | |
| Ferrari 5.9L V12 | |||||||
| 4 | GT | 7 | Graham Nash Motorsport | Mike Newton Thomas Erdos | Saleen S7-R | 117 | |
| Ford 7.0L V8 | |||||||
| 5 | N-GT | 52 |  JMB Racing | Andrea Bertolini Fabrizio de Simone | Ferrari 360 Modena GT | 117 | |
| Ferrari 3.6L V8 | |||||||
| 6 | N-GT | 88 | Team Maranello Concessionaires | Darren Turner Jamie Davies | Ferrari 360 Modena N-GT | 117 | |
| Ferrari 3.6L V8 | |||||||
| 7 | N-GT | 89 | Team Maranello Concessionaires | Kelvin Burt Tim Mullen | Ferrari 360 Modena GT | 117 | |
| Ferrari 3.6L V8 | |||||||
| 8 | N-GT | 61 | EMKA Racing | Emmanuel Collard Tim Sugden | Porsche 911 GT3-R | 116 | |
| Porsche 3.6L Flat-6 | |||||||
| 9 | GT | 18 |  Zwaan's Racing | Arjan van der Zwaan Rob van der Zwaan Klaus Abbelen | Chrysler Viper GTS-R | 116 | |
| Chrysler 8.0L V10 | |||||||
| 10 | N-GT | 50 | Freisinger Motorsport | Marc Lieb Stéphane Ortelli | Porsche 911 GT3-RS | 116 | |
| Porsche 3.6L Flat-6 | |||||||
| 11 | GT | 8 | Graham Nash Motorsport |  Ni Amorim Miguel Ramos Pedro Chaves | Saleen S7-R | 115 | |
| Ford 7.0L V8 | |||||||
| 12 | GT | 16 | Wieth Racing | Wolfgang Kaufmann Elmar Grimm Paolo Biglieri | Ferrari 550 Maranello | 115 | |
| Ferrari 6.0L V12 | |||||||
| 13 | N-GT | 74 | Team Eurotech | Mike Jordan Mark Sumpter | Porsche 911 GT3-RS | 114 | |
| Porsche 3.6L Flat-6 | |||||||
| 14 | N-GT | 99 | RWS Yukos Motorsport |  Toto Wolff Stéphane Daoudi | Porsche 911 GT3-RS | 114 | |
| Porsche 3.6L Flat-6 | |||||||
| 15 | N-GT | 51 | Freisinger Motorsport |  Bert Longin Gabriele Gardel | Porsche 911 GT3-RS | 114 | |
| Porsche 3.6L Flat-6 | |||||||
| 16 | GT | 10 | JMB Racing | Boris Derichebourg Christian Pescatori | Ferrari 550 Maranello | 113 | |
| Ferrari 6.0L V12 | |||||||
| 17 | N-GT | 77 | RWS Yukos Motorsport |  Nikolai Fomenko Alexey Vasilyev | Porsche 911 GT3-RS | 113 | |
| Porsche 3.6L Flat-6 | |||||||
| 18 | N-GT | 57 |  MenX | Tomáš Enge Robert Pergl | Ferrari 360 Modena GT | 112 | |
| Ferrari 3.6L V8 | |||||||
| 19 | N-GT | 75 | Team Eurotech | Godfrey Jones David Jones | Porsche 911 GT3-RS | 111 | |
| Porsche 3.6L Flat-6 | |||||||
| 20 | N-GT | 86 | JVG Racing | Jürgen van Gartzen Horst Felbermayr, Sr. Horst Felbermayr, Jr. | Porsche 911 GT3-RS | 110 | |
| Porsche 3.6L Flat-6 | |||||||
| 21 | N-GT | 69 | Proton Competition | Christian Ried Gerold Ried | Porsche 911 GT3-RS | 107 | |
| Porsche 3.6L Flat-6 | |||||||
| 22 | GT | 11 |  Roos Optima Racing Team | Henrik Roos Magnus Wallinder | Chrysler Viper GTS-R | 104 | |
| Chrysler 8.0L V10 | |||||||
| 23 | GT | 4 | Force One Racing Festina | Philippe Alliot David Hallyday | Chrysler Viper GTS-R | 101 | |
| Chrysler 8.0L V10 | |||||||
| 24 DNF | GT | 22 | BMS Scuderia Italia | Fabrizio Gollin Luca Cappellari | Ferrari 550-GTS Maranello | 74 | |
| Ferrari 5.9L V12 | |||||||
| 25 DNF | GT | 5 | Force One Racing Festina Carsport Holland | Mike Hezemans Anthony Kumpen | Chrysler Viper GTS-R | 71 | |
| Chrysler 8.0L V10 | |||||||
| 26 DNF | GT | 15 | Lister Storm Racing | Andrea Piccini David Sterckx | Lister Storm | 66 | |
| Jaguar 7.0L V12 | |||||||
| 27 DNF | GT | 19 | Creation Autosportif | Paul Knapfield Jean-Marc Gounon | Lister Storm | 47 | |
| Jaguar 7.0L V12 | |||||||
| 28 DNF | N-GT | 53 | JMB Racing | Peter Kutemann Antoine Gosse | Ferrari 360 Modena N-GT | 43 | |
| Ferrari 3.6L V8 | |||||||
| DSQ† | GT | 14 | Lister Storm Racing | Jamie Campbell-Walter Nathan Kinch | Lister Storm | 119 | |
| Jaguar 7.0L V12 | |||||||
| DSQ‡ | GT | 2 | Konrad Motorsport | Franz Konrad Walter Lechner, Jr. Toni Seiler | Saleen S7-R | 117 | |
| Ford 7.0L V8 | |||||||
| DNS | GT | 9 | JMB Racing | Philipp Peter Fabio Babini | Ferrari 550 Maranello | – | |
| Ferrari 6.0L V12 | |||||||
| DNS | N-GT | 85 | JVG Racing | Ian Khan Mark Mayall | Porsche 911 GT3-R | – | |
| Porsche 3.6L Flat-6 |
† – #14 Lister Racing was disqualified following the race. Officials deemed the car made avoidable contact with the #4 Force One Racing Festina entry during the race.
‡ – #2 Konrad Motorsport was disqualified following the race. Officials deemed the car had made dangerous maneuvers while behind the safety car.