Passwords
Unlimited Boost

Type in "VROOOOM" in the cheats section of the game for unlimited boost. You WILL still get achievements if you use this code.
Password                Effect
VROOOOM                 Unlimited boost


Unlockables
Achievements

Complete each achievement to get the allotted gamerscore.
Unlockable              How to Unlock
LA International Speedway (100)	Win this race and finish in 1st place.
Lizzies Postcard Hunt (100)	Collect all available postcards in Postcard Hunt.
Monster Truck Mayhem (50)	Win this race and finish in 1st place.
Motor Speedway of the South (50)	Win this race and finish in 1st place.
Ornament Valley (75)    Complete necessary activities to unlock Ornament Valley.
Ornament Valley GP (50) Win this race and finish in 1st place.
Palm Mile Speedway (75) Win this race and finish in 1st place.
Radiator Springs GP (50)Win this race and finish in 1st place.
Rustbucket Race-O-Rama (50)	Win this race and finish in 1st place.
Sheriffs Hot Pursuit (50)	Successfully complete all levels of Sheriffs Hot Pursuit.
Smasherville Motor Speedway (75)	Win this race and finish in 1st place.
Sun Valley International Raceway (75)	Win this race and finish in 1st place.
Tailfin Pass (75)       Complete necessary activities to unlock Tailfin Pass.
Tailfin Pass GP (50)    Win this race and finish in 1st place.
Tractor Tipping (75)    Successfully complete all levels of Tractor Tipping.