Access All Cars
Access All Tracks
On the Mode selection screen, highlight Arcade and press A, Left, Left, Right, Down, and Z.

Beach Ball Car
At the Mode Select screen press B, B, A, Left, Left, C-Down, A, Right. Or, you could just finish the forth season...

Beach Ball Car
At the Mode Select screen, press C-Down, Up, B, Right, A, C-Down, A, Right. Or, you could finish the third season...

Cupra Car
At the Mode Select screen, press C-Down, Up, B, Right, A, C-Down, A, Right. Or, you could finish the third season...

Helmet Car
On the Mode selection screen, highlight Arcade and press Up, Up, Z, B, A, Left, and Left. Or, you could finish the second season...

Remove Bi-linear Filtering
While playing, press B, Left, Right, Up, Left, Z, and Right.

Rainbow Mode
While playing, press C-Down, Z, B, Up, Up, and Right. Warning: I don't recomend using this code for extended lengths of time.

Change Car Color
Go to the Car Selection screen. While holding a C button, push either up or down on the D-pad. C-Left corrosponds to red, C-Up corrosponds to Green and C-Right corrosponds to Blue. Pressing up on the D-pad will increase the intensity and pushing down will decrease the intesity of the respective colors.

Mirror Cars
Finish the Fifth year. At the Car Selection screen press C-Down. You will now be able to choose the Mirror option.

Date/Time
To see when the programmers finished the game, reset the N64 and hold down all four C buttons.

Secret Credits
Go to the Options screen, and click on the Credits icon. Using the D-Pad, press Left, C-Down, Right, Down, and Z.

Milk Truck
Finish the first season and the Milk Truck will be available.