Juiced cheats and cheat codes for Playstation 2

Unlock all cars in Arcade and Custom modes:
Go to the cheat screen and enter "PINT"

Full money:
Go to the cheat screen and enter "FAST"

Unlock bonuses
Finish the game with 100% completion in Career mode 

Unlock the Gold, Silver and Bronze Prototype Challenges:
Finish all series in Arcade mode, except the Extreme Nitrous Series

Get all Prototype parts
Reach 1500 respect points from all CPU characters

Getting money easily:
Earn 600 respect point from any CPU opponent. 
After, call any opponent on your mobile phone. 
Race for pink slips with one of your less powerful car.
Then you get there, try to sell it for extra cash.
Make sure you have more than one car in case you lose the race.

Drag Race Exploit:
Accumulate enough money (at least $10,000 to host your own events.
Make it a sprint and allow only CLASS ONE cars. You will get Biggi 
and T.K. as racers with corvette or a viper. Select the viper, 
because it is much faster than the other. If both racers have the 
same car, choose the car with higher BHP. If they are identical, 
select Biggi. Biggi is the better racer and will win most of the time.

PS2 Memory Card Exploit:
Reach at least 600 respect points and challenge any crew leader 
for their car. To prevent losing your car, remove your memory card 
from memory card slot. If you lose, reset your Ps2 system after load 
back your previous saved game file from your memory card. But if 
you win, re-insert your memory card and save your progress. 
You can use the autosave option at the Extras menu.

Tips:
On The second screen where it say's exhibition and everything go to extras 
and it should have cheats go to cheats and type PINT/PING and it should 
unlock all cars in ehibition mode.
Submitted by: jordy