What is Nfsmw Intire code

If you want cheat codes for computer, there are 4 (two of them oly works sometimes)
WORKS EVERYTIME
burgerking- unlocks the burger king chalenge (if you win the prizes are junkman performance parts)
castrol- ford gti castrol version

ONLY WORKS SOMETIMES

givemethegto- unlocks the gto
iamthemostwanted- unlocks all the cars