Juiced cheats and cheat codes for XBox

Unlock all cars in Arcade and Custom modes:
Go to the cheat screen and enter "PINT"
Enter PING as a code in the pre-release version of the game.

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.

Show-off: 
Go to a Show-off, event and press A, and move left, you will do a left 360 or 
vise-virsa,  go to gear 5 with an FTO, and you will do a boomerang or do a 360 
when about to reach High speed, and the move will be called a !!Max Speed 360!! 
Same for all FWD Cars. 

Note: You cannot do a 360 type move with any RWD Car but harder to do
a 360 with a 4WD but still posible!
Submitted by: Cacous9

Pint dat is the cheat for all car in arcade mode