Need For Speed Most Wanted

One Stop Shop Marker
Entry Location: At the Start screen. Press Up(2), Down(2), Left, Right, Up, Down to unlock a special marker for the Junkman Engine part in the back room of the One Stop Shop in Career mode. Note: This code can only be enabled once per career.

Burger King Challenge
Entry Location: At the Start screen. Press Up, Down, Up, Down, Left, Right, Left, Right to unlock the Burger King challenge.

Castrol Syntec Ford GT
Entry Location: At the Start screen Press Left, Right, Left, Right, Up, Down, Up, Down to unlock the Castrol Syntec Ford GT.

Porsche Cayman
Entry Location: At the "Press Start" screen. Press L, R(3), Right, Left, Right, Down to unlock the Porsche Cayman. Note: problems have been reported with this code. It may not work on all versions of the game.

Bonus $10,000
If you have a saved game file from Need For Speed: Underground 2 on your memory card or hard drive, you'll get an extra $10,000 in Career mode.

Max Car Upgrades (Online and Quick Race)
At the main start menu press up, down, up, down, left, right, left, right. This will unlock a Challenge Series Event. It will tell you that you have unlocked it and it will be at the bottom of the Challenge list. It is called the Burger King Challenge. If you complete it you will get all Junkman Upgrades for performance. Then just go into My Cars and upgrade them first with as much of the stuff you have earned as you can. Then go do some visual changes and THEN go back and put on the JunkMan Upgrades this will Max out all of the Cars you want in Performance.

Get All Bosses' Cars
After you defeat a blacklist boss, you get to choose two markers from that boss. Choose two of the two ? ones. If you do not get the pinkslip, turn the power off and start over. Then choose again two of those same markers. Keep doing this until you get the pinkslip. It works 98% of the time. **Make sure you save before challenging a boss**