On the normal (not reversed) Africa track with the railtrack, follow the track and turn right when you get to the rails. Follow it and you will end up by the checkpoint with about six seconds off the fastest time.
Car preview
Hold C-stick Left or C-stick Right at the car selection screen to open either door. Hold C-stick Up at the car selection screen to open the hood. Hold C-stick Down at the car selection screen to open the trunk.
Flat cars
Enter the following code as a name:21051975 PTITDAV.
Jelly cars
Enter the following code as a name:07121974 FERGUS.
Mitsubishi Lancer Evolution VI
Select career mode and win the 1.6L championship.
Realistic physics
Enter the following code as a name: WHEEL REAL.
Reversed tracks
There are four tracks in each country. Beat the record of a track to unlock the next one. Unlock all of them to access the four reversed tracks for that country.
SEAT Cordoba Repsol
Successfully complete the game in challenge mode.
Small Cars
Enter your name as 01041977 BIGJIM.
Stretched cars
Enter the following code as a name:Gonzales SPEEDY.