Need For Speed: ProStreet Cheats

Enter Career mode. Select the "Secret Code" option at the menu. Enter one of the following codes:

Defeat the indicated opponent in Career mode to unlock the corresponding car.

Enable the "Master Code" then go to the car lot. You will find a red Acura Integra available for $0. You can sell it for $7,200 and can repeat this as many times as desired. You can also sell the other cars obtained when that code is enabled.

In grip battles you could use the lancer evolution X. It can tackle corners easily. In drag you could use corvette zo6 it will be fast and do good on whellies.

If you have save games from NFS carbon on your hard drive, you will get $10,000, five small repair markers, and five large repair markers.