The codes should work with the region specified but may work for other regions as well.
Device Compatibility: Action Replay, CodeBreaker & GameShark
One Lap Race/Finish First – Dragon Mines
801E8BD8 0003
One Lap Race/Finish First – Komodo Joe’s Challenge
801D472C 0003
One Lap Race/Finish First – Tiny Arena
801F0094 0003
One Lap Race/Finish First – Cortex Castle
801F4520 0003
One Lap Race/Finish First – Sewer Speedway
801DD5AC 0003
One Lap Race/Finish First – Coco Park
801BF908 0003
Adventure Complete
50000D02 0000
8008FF58 FFFF
One Lap Race/Finish First – Mystery Caves
801F4E1C 0003
One Lap Race/Finish First – Pinstripe’s Challenge
801DEEC4 0003
One Lap Race/Finish First – N. Oxides Challenge
801D8E48 0003
One Lap Race/Finish First – Oxide Station
801F3D20 0003
One Lap Race/Finish First – Crash Cove
801F0D3C 0003
One Lap Race/Finish First – Papu’s Pyramid
801EC2A8 0003
One Lap Race/Finish First – Roo’s Tubes
801D4638 0003
One Lap Race/Finish First – N.Gin’s Labs
801F3BE0 0003
One Lap Race/Finish First – Ripper Roo
801BEA20 0003
One Lap Race/Finish First – Hot Air Skyway
801F3CA0 0003
One Lap Race/Finish First – Papu Papu’s Challenge
801D6744 0003
One Lap Race/Finish First – Dingo Canyon
801C2148 0003
One Lap Race/Finish First – Blizzard Bluff
801EC374 0003
One Lap Race/Finish First – Tiger Temple
801F3328 0003