Extreme-G 2 

All tracks 
Enter "8KLSZKW76ZM7" as a password.

All bikes 
Enter "3GP8ZKW76ZMW" as a password.

All bikes, tracks, and duel mode 
Enter "W7LRGCQ9D6P5" as a password. Alternatively, enter "27PVNM6F45S1" as a password.

Venom bike 
Enter "68QCMH3H9HT" as a password.

Wasp bike 
Enter "55HZ1MH3H9H1" as a password.

Spectre bike 
Enter "HSFDCCV611FV" as a password.

Extra multi-player levels 
Enter "N31GG76CG9DZ" as a password.

Mirror mode 
Enter "HS3B9BQ9DGPL" as a password.

Race as programmers 
Successfully complete mirror mode on the hard difficulty setting to race as one of the game's programmers.

Infinite weapon and shield energy 
Enter "Extreme Contest" mode:
then at the bike selection screen, press R. Enter "XCHARGE" as a name and then press Start.
If you entered the code correctly, the word "Extreme" will be spoken.
Enter this code again to return to normal mode. 

Infinite weapons 
Enter "Extreme Contest" mode:
then at the bike selection screen, press R. Enter "MISTAKE" as a name and then press Start.
If you entered the code correctly, the word "Extreme" will be spoken. Enter this code again to return to normal mode.

Infinite nitros 
Enter "Extreme Contest" mode:
then at the bike selection screen, press R. Enter "NITROID" as a name and then press Start.
If you entered the code correctly, the word "Extreme" will be spoken. Enter this code again to return to normal mode.

All homing and multiple missiles 
Enter "Extreme Contest" mode:
then at the bike selection screen, press R. Enter "MISPLACE" as a name and then press Start.
If you entered the code correctly, the word "Extreme" will be spoken. Enter this code again to return to normal mode.

Complete race 
Enter "Extreme Contest" mode:
then at the bike selection screen, press R. Enter "RA50" as a name and then press Start.
If you entered the code correctly, the word "Extreme" will be spoken.
Then during a race, pause and select "Quit" to complete the race in your current position.
Enter this code again to return to normal mode.

WipeOut mode 
Enter "Extreme Contest" mode:
then at the bike selection screen, press R. Enter "2064" as a name and then press Start.
If you entered the code correctly, the word "Extreme" will be spoken.
Then, all bikes will turn into futuristic ships resembling those from the game WipeOut.
Enter this code again to return to normal mode.

Turbo mode 
Enter "Extreme Contest" mode:
then at the bike selection screen, press R. Enter "XXX" as a name and then press Start.
If you entered the code correctly, the word "Extreme" will be spoken. Enter this code again to return to normal mode.

TRON mode 
Enter "Extreme Contest" mode:
then at the bike selection screen, press R. Enter "NEUTRON" as a name and then press Start.
If you entered the code correctly, the word "Extreme" will be spoken. Enter this code again to return to normal mode.

Random circuit tracks 
Enter "Extreme Contest" mode:
then at the bike selection screen, press R. Enter "JUGGLE" as a name and then press Start.
If you entered the code correctly, the word "Extreme" will be spoken. Enter this code again to return to normal mode.

Pixelated graphics 
Enter "Extreme Contest" mode:
then at the bike selection screen, press R. Enter "PIXIE" as a name and then press Start.
If you entered the code correctly, the word "Extreme" will be spoken. Enter this code again to return to normal mode.

Wireframe graphics 
Enter "Extreme Contest" mode:
then at the bike selection screen, press R. Enter "LINEAR" as a name and then press Start.
If you entered the code correctly, the word "Extreme" will be spoken.
(this cheat will enable you to pLAY The game clear of the "HUD/FOG" on screen in Pj64,1964 & Apollo v10.)

Full screen 
Enter "Extreme Contest" mode:
then at the bike selection screen, press R. Enter "FLICK" or "NOPANEL" as a name and then press Start.
If you entered the code correctly, the word "Extreme" will be spoken. Enter this code again to return to normal mode.

Spiraling screen 
Enter "Extreme Contest" mode:
then at the bike selection screen, press R. Enter "SPIRAL" as a name and then press Start.
If you entered the code correctly, the word "Extreme" will be spoken. Enter this code again to return to normal mode.

Overhead view 
Enter "Extreme Contest" mode:
then at the bike selection screen, press R. Enter "SPYEYE" as a name and then press Start.
If you entered the code correctly, the word "Extreme" will be spoken. Enter this code again to return to normal mode.