Successfully complete the various challenges to unlock Tara, Nate, Replay, Max, and more bonus characters.
Game Shark Codes
Master Code (Must Be On) EC878228 144837FC
Infinite Time 4CA7A5B0 1456B00C
High Score 1CA7BEF4 17E9C70C
Unlock All Quick Race Boarders 1C8F4984 61DFB00C
Unlock All Career Boarders 1C8F29F8 61DFB00C
Unlock All Quick Race Events 7C8F466C 1458E7A63D988229 1456E7A5
Unlock All Career Events 7C8F29B8 1446E7A63D988229 1456E7A5