NOTE to access these cheats enter the following codes at the player name screen:

Unlock All Tracks:
GIMMEALL
Works only in multi-player mode

Three Lives:
3LIVES
Works only in multi-player mode

9 Lives:
CATLIVES
Works only in one player mode

Tanks on Track:
TANKS4ME
Works only in multi-player mode

Huge Jumps:
During gameplay hit pause and enter:
square right(x2) down up down left down(x2)

2X Fast:
During gameplay hit pause and enter:
x circle square triangle x(x4)

Transform Car to an Object:
During gameplay hit pause and enter:
down(x2) up(x2) right(x2) left(x2)

Rear View:
During gameplay hit pause and enter:
left right square circle left right square circle