Enter the codes in this section at the start screen, a sound usually confirms correct code entry...
All cars:
Hold L + R, then press Up/Left + B
All tracks:
Hold L + R, then press Up/Right + B.
All tune-ups:
Hold L + R, then press Down/Right + B.
Extra mode 1:
Hold L + R, then press Right + B.
Extra mode 2:
Hold L + R, then press Left + B.
Enter the following as your password:
All cars and modes:
S/PD W1/H L8Q8 >VbB
High speed mode:
2QjD +D1Q 9Fy2 5B0C
Submitted By Team PowerGamerz