Need For Speed Most Wanted cheats and cheat codes for XBox

Unlocks an Special Marker for use in stop shop:
Press Up, Up, Down, Down, Left, Right, Up, Down at the "Press Start" screen.

Castrol Syntec Ford GT:
Press Left, Right, Left, Right, Up, Down, Up, Down at the "Press Start" screen.

Porsche Cayman:
Press L, R, R, R, Right, Left, Right, Down at the "Press Start" screen. 

Porsche Cayman:
Press L, R (3), Right, Left, Right, Down at the "Press Start" screen. 

Unlock Burger King Special Challenge Event at the Challenge Series option:
Press Up, Down, Up, Down, Left, Right, Left, Right at the "Press Start" screen. 

Unlock junkman performance parts:
Win the burger king challenge victory , to unlock all the junkman performance 
parts. Note: You must enter the burger king challenge cheat code.

Cop have no AI:
Press L, R, X, B, A, L, R, X, Y, B, L, R
Submitted by: mark lees

Unlock Vehicles:
Defeat Blacklist Boss #7 - Aston Martin DB9
Defeat Blacklist Boss #15 - Audi A3 3.2 Quattro
Defeat Blacklist Boss #14 - Audi A4 3.2 FSI Quattro
Defeat Blacklist Boss # 15 - Audi TT 3.2 Quattro
Defeat Blacklist Boss #1 - BMW GTR (Race version)
Defeat Blacklist Boss #12 - Cadillac CTS
Defeat Blacklist Boss #5 - Corvette C6
Finish 100% of the game - Corvette C6.R
Defeat Blacklist Boss #6 - Dodge Viper SRT 10
Defeat Blacklist Boss #4 - Ford GT
Defeat Blacklist Boss #6 - Lamborguini Gallardo
Defeat Blacklist Boss #4 - Lamborguini Murciélago
Defeat Blacklist Boss #8 - Lotus Elise
Defeat Blacklist Boss #9 - Mazda RX-7
Defeat Blacklist Boss #12 - Mazda RX-8
Defeat Blacklist Boss #8 - Mercedes-Benz CLK 500
Defeat Blacklist Boss #11 - Mercedes-Benz SL 500
Defeat Blacklist Boss #3 - Mercedes-Benz SLR McLaren
Defeat Blacklist Boss #14 - Mitsubishi Eclipse
Defeat Blacklist Boss #11 - Mitsubishi Lancer Evolution VIII
Defeat Blacklist Boss #12 - Mustang GT
Defeat Blacklist Boss #10 - Pontiac GTO
Defeat Blacklist Boss #7 - Porsche 911 Carrera S
Defeat Blacklist Boss #5 - Porsche 911 Turbo S
Defeat Blacklist Boss #3 - Porsche Carrera GT
Defeat Blacklist Boss #10 - Porsche Cayman S
Defeat Blacklist Boss #13 - Renault Clio V6
Defeat Blacklist Boss #9 - Subaru Impreza WRX STi
Defeat Blacklist Boss #13 - Toyota Supra
Defeat Blacklist Boss #10 - Vauxhall Monaro VXR

Easy Money when You Sell a Car  
If you want to sell your car, go to a One-Stop Shop and reset all the 
exterior body parts to stock. You will get a trade-in credit for the old 
custom parts. After sell the car.

$10,000:
If you start a new career with a Need for Speed Underground 2 saved game 
file on your hard drive you get extra money after the prologue when starting.

One Stop Shop Marker:
Up,Up,Down,Down,Left,Right,Up,Down . At The `Press Start` Menu
Submitted by: LuKe LeNnOn