Speed Racer

Extra money and weapons:
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Enter TOM LOUGHRY or TOD THORSON as names.

More Cars: 
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Place first on all three tracks to gain the Fire Ant and 
Samurai cars. 

To get Racer X's Shooting Star, beat all tracks on 
endurance. 

To get the Demon car, beat the time trial with the 
Shooting Star. 

To get the ultimate GRX, take the Demon car into the 
hidden tunnel shortcut, hit and remove all pillars, 
activate C and D, and hit the tomb wall to the left.

Demon car:
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Finish the time trial in first with the Shooting Star. 

Ultimate GRX car:
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Drive the Demon car into the hidden tunnel shortcut. Hit and 
remove all pillars, activate the C and D features, and run into 
the tomb wall on the left side.

Unlock Concept Art Movie:
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In order to unlock the "Concept Art Movie," complete Class 3, 
Championship 8 with a ranking of 3rd or higher. In order to view
the movie, select "Movies" under the "Options" menu.