Unlock NOS Energy Drink Car (2011 DLC)
At the main garage screen, press Down(2), Up(2), Right, Left, Right, Left using the D-Pad of the controller. You will then be given a password entry screen. Enter 'drinknos' (without the quotes) to unlock Kyle Busch's NOS Energy Drink Car, providing that you have the 2011 DLC for this game.
Unlock Eutechnyx Gamer PictureAt the 'Options' menu select 'Credits' and then watch them. When you then leave the Eutechnyx gamer picture will automatically be unlocked.
Unlock 3 godaddy.com Schemes
At the main garage screen press Down(2), Up(2), Right, Left, Right, Left to display the password entry prompt. Then enter the case sensitive code 'godaddy.com' (without the quotes) as a password.