Here are some cheats and tips for the game WhiteOut.
Master code:
Hold L + R and press Right(4) at the main menu to
unlock all tracks, characters, and snowmobiles.
All characters:
hold L + R and press Down(4) at the main menu.
All parts:
Hold L + R and press Left(4) at the main menu.
All tracks:
Hold L + R and press Up(4) at the main menu.