Hear im going to tell you how to apply cheat codes to need for speed most wanted at the press start screen press Left, Right, Left, Right, Up, Down, Up, Down Castrol Version Of Ford GT Up, Up, Down, Down, Left, Right, Up, Down Unlock Junkman Engine Burger King Challenge: Have car parts your way. Press UP, DOWN, UP, DOWN, LEFT, RIGHT, LEFT, RIGHT at the "Press Start" screen. "Special Challenge Event" should then appear on the screen. Next go to the main menu, then choose "Challenge Series". Head all the down till you get to number 69, the BURGER KING CHALLENGE. Complete the challenge and you will be able to use all junkman parts on cars you have under " My Cars". Before you apply the special parts for performance, press "A" to get them as high as possible. Doing this gives your car better stats.