During a race press start and go to options, highlight the fog option and hold all 4 C buttons while doing this, now when your cycling through the fog settings a new fog setting will be there, Foggy Night, it's really dark in this mode. (Hold all 4 C buttons when cycling through the fog options for this code to work.

Go to the Options menu, and highlight Mirror. Now, hold down all four C buttons and press left or right on the control pad or stick until the Extreme option is displayed.

At the Records screen, press L, R, L, R, L, R, L, and R to juggle around the default names and scores.

During a race, hold the L Button and press Up or Down to change the camera perspective.

When at the setup screen press:

When at the car select screen, press and hold Z, and press C-Down(x3)

Hit the abort button on the countdown sequence at the start of a 2 player practice game.

Crash your car into a burnt up wreck, then when Game Over appears on the screen, hold down L, R, and Z until the high score display demo begins. Your car will be driving around crashed and burning.

To get the F1 car, complete a circuit in 1st place.

Now enter One race or circuit (I recommend one race) and on the track selection screen, press Z 4 times. You should hear a sound. Now select a track to go to the Car Selection screen. The hotrod (if you got it) is replaced by the F1. If you want to switch back to Hotrod, re-enter the code (Z,Z,Z,Z) on the car select screen.

First, win the circuit trophy normally or by entering this code:
8DP5KG5L4G59P
G92WVCQY0DRDQ
With the trophy won, enter ''One Race'' mode and do the following:
1)At the ''Select Car'' screen, hold Left C, press Z, release both, tap Left on the D-Pad, then press B three times to return to the main menu.

2)Choose ''Setup'', and at the setup screen, hold Up C, press Z release both, tap Up on the D-Pad, then press B to return to the main menu.

3)Choose ''One Race'', and at the ''Select Track'' screen, hold Left C, press Z, release both, and tap Right on the D-Pad, then press A to advance to the ''Car Select'' screen.

4)At the ''Select Car'' screen, hold Down C, press Z, release both, tap Down on the D-Pad, then press the L button, then press the R button. You will hear a signal to confirm the code. Now press B to go back to the ''Select Track'' screen, and you will find that the secret Track 7 is now unlocked.

At the Options Screen press Triangle, Square, Square, X, X, R1.

Select any car and then press and hold L1 until the race begins.

Select your track and vehicle. Next, choose your transmission and hold one of these on the Loading Screen: R1: Buggy Car, L1: Mini Truck, Triangle: U.F.O. Note: You must hold one of these buttons for the entire time the game loads the level.

At the vehicle select screen, hold the Music button and press View 1 + Gas.

At the vehicle select screen, press View 2 + Gas while holding the Music button.

At the vehicle select screen press View 3 while holding the Music button.