PS2 Speed Racer: The Videogame Cheats

Get Class 1 Characters:
Get Grey Ghost - Championship num. 3
Get Rosey Blaze - Championship num. 1
Get Snake Oiler - Championship num. 2

Get Class 2 Characters:
Get Kellie Kalinkov - Championship num. 4
Get Nitro Venderhoss - Championship num. 5
Get Prince Kabala - Championship num. 3
Get Sonic Renaldi - Championship num. 2
Get Taejo Togokahn - Championship num. 1

Acquire Class 4 (Mirror Mode) Races:
By beating all of the championships, you'll get the Class 4 races.

Cheats:
Aggressive Foes - Up + Left + Down + Right + Up + Left + Down
Excellent Handling - Triangle + Up + Square + Circle + L2 + Up + Circle
Get Helium - Square + Up + Square + R2 + Square + Up + Square
Get Micro Cars - Square + Up + Square + Circle + Up + Square + Circle
Get Monster Truck Mode - Triangle + Up + Square + R2 + Triangle + Up + Square
Lunar Gravity - Up + Circle + Up + Right + Square + Up + Square
No Damage - X + Triangle + X + Up + Left + Down + Right
Small Foes - Triangle + X + Left + Down + Square + Up + Square
Total Car-Fu Damage - X + Square + Circle + Down + Up + Circle
Upsize Cars - L2 + Square + Circle + Left + Up + Square + Circle