Additonal money:
Go to the main menu and press Down, Up, Left, Down, Right, Up, 1, B.
Note: You can use this cheat only one time.
Cardboard box and driver vinyl:
Go to the main menu and press Up, Up, Down(4 times), Up, 1.
Need For Speed Carbon vinyl:
Go to the main menu and press Right, Up, Down, Up, Down, Left, Right, 1.
Unlimited SpeedBreaker:
Go to the main menu and press Down, Right, Right, Left, Right, Up, Down, 1.
Unlimited nitrous:
Go to the main menu and press Left, Up, Left, Down, Left, Down, Right, 1.
Unlimited crew charge:
Go to the main menu and press Down, Up, Up, Right, Left, Left, Right, 1.
Crew members:
Neville - Available at start.
Sal joins - Play at least six races.
Yumi joins - Beat Kenji/Bushido.
Colinjoins - Beat Wolf/TFK.
Samsonjoins - Beat Angie/21st Street.
Nikki joins - Beat all three beginning Bosses.
Unlock Collectors edition cars:
Complete the following tasks in the Challenge Series
Muscle car:
Dodge Charger RT Classic unlocked - Beat the 21st Muscle Car Gang.
Tuner cars:
Nissan 240SX unlocked - Complete all 3 Checkpoint challenges.
Mazda RX7 unlocked - Beat Kenji in Boss Battle mode.
Exotic cars:
Jaguar XK 2007 unlocked - Complete all three Turf War races.
Aston Martin DB9 unlocked - Beat Wolf in Boss Battle mode.
Easy wins:
Use a scout (example: Yumi) in races where crew members are used.
If you do not win the 1st place on the race, your scout will.