Here are some cheats and tips for the game Street Racer.
Bonus tracks:
Select “Custom Cup Setup” on the game options screen.
Press L, R, L, R, X, Y
on the custom cup screen. Tracks 21 through 24 are now selectable.
Customized driver:
Begin a new game, press X, Y, X, Y,
X, Y, and hold X on the driver selection
screen. Use the D-pad while X is held to change
the statistics.