Need For Speed Most Wanted (2005) PC cheats 

Hang on to your seatbelts coz it is ON !!!!!!!!!!
Get your heartbeat up and your adrenaline pumping !!
Play some heavy metal !!!!!
Fight the world, get back your ride and rule the world.
Here you go with NFS : Most Wanted

Enter one of the following codes at the main menu. 

Code              Result
--------------------------
iammostwanted   - Unlocked cars
givemethegto    - Releases the GTO
burgerking      - Unlocks Burgerking Challenge in the Challenge series
castrol         - Unlocks a Ford GT with Castrol decals
lets play       - you get infinite money

~ TheCompetentStudent