Cheat Effect Left, Right, Left, Right, Up, Down, Up, Down Unlocks Castrol SYNTEC Ford GT Up, Down, Up, Down, Left, Right, Left, Right Unlocks Burger King Challenge Up, Up, Down, Down, Left, Right, Up, Down Unlocks an Extra Marker for use in shop.
Unlock Castrol Ford GT:
Press Up, Down, Up, Down, Left, Right, Left, Right at the "Press Start" screen.
Unlock Porsche Cayman:
Press L, R(3), Right, Left, Right, Down at the "Press Start" screen.
$10,000:
To an extra $10,000 in career mode have a Need For Speed Underground career game saved on your hard drive. After the prologue you will get $10,000.
Unlock Free upgrades:
Press Up(2), Down(2), Left, Right, Up, Down at the "Press Start" screen.
Additional cars:
Defeat the indicated Blacklist Boss to win the corresponding car.
Unlock Burger King challenge:
Press Up, Down, Up, Down, Left, Right, Left, Right at the "Press Start" screen. Complete the challenge and you will be able to use all Junkman parts on cars you have in "My Cars