Game Shark Codez: 
 
 Infinite Credits:
 8009572E 270F
 
 Weapon Modifier P1:
 30095724 00??
 
 Coin Race Mode Codez:
 
 Max Coins P1:
 8009572C 0063
 
 Max Coins P2:
 8009579C 0063
 
 Max Coins P3:
 8009580C 0063
 
 Max Coins P4:
 8009587C 0063
 
 Unlock Picture Gallery (GS 2.2 or Higher Needed):
 50000902 0000
 80095740 0001
 
 Unlock Picture Gallery (Caetla Users Only):
 B0090002 00000000
 80095740 0001
 
 Quantity Digits to Accompany Weapon Modifier Code
 
 01 - Turbo Boost
 02 - Mega Horn
 03 - Shield
 04 - Missiles
 05 - Mines