Change Car Colors - To adjust the color of your craft, press the R button while selecting you car to scroll through the available paint jobs.

Hold L + R + Z + C-Up + C-Down + C-Left + C-Right

Joker Cup - Clear the Jack, King, and Queen Cups on Expert Difficulty.

Larger Racers - At the ship selection screen:

Master Difficulty - Win the Jack, Queen, King, and Joker Cups on all three difficulties.

Rotate Car - You can examine whatever car you got by using the C-buttons to check out all your cool stuff on it.

See what you have beaten with each racer on each difficulty - On the car selection screen highlight a car and then press C-left (novice), C-right (expert), C-Up (master) or C-down (standard) to see an image of the trophies you have earnt for that difficulty.

Shrinking cars - At the screen where you select your racer, hold L+R and press C-left and C-down.

Stop vehicle rotating - To stop the vehicle rotating, in the colour and acceleration/speed change menu, simply press all 4 ''c'' buttons at once.

Unlock "Comic" - Complete Jack, Queen and King Cups on all difficulty levels.

Unlock "Mechanical Cutaway" - Complete Jack, Queen, King, and Joker Cups on all difficulty levels.

Unlock All Tracks, Vehicles and Difficulties - At the title screen, press start to get the mode select, and enter:

L-Shoulder, Z, R Shoulder, Up-C, Down-C, Left-C, Right-C, Start.

You should here a sound, not choose GP Race and a new difficulty will open up.

On the select course screen, a new set of random tracks called the X Cup are opened, and on the select machine scree, you now have access to every vehicle in the game.

Unlock more vehicles - To unlock more rows of vehicles, you must obtain a number of X marks on the cups. You get an X mark for each difficulty you clear a cup on (If you clear a higher difficulty before clearing a lower one, you will receive an X for all difficulties up to the one you cleared).

Code - Effect

2nd row of vehicles - 3 X marks
3rd row of vehicles - 6 X marks
4th row of vehicles - 9 X marks
5th row of vehicles - 12 X marks

X Cup - Clear the Joker Cup on Expert Difficulty.