What you will need:
1. Rooted Phone.
2. Game Killer.
Step 1.) Go to any career race and hit play.
Step 2.) When on the car selection screen, go to the car upgrades.
Step 3.) Find an upgrade price for anything; For example: Engine upgrade costs $1600.
Step 4.) Go into Game Killer and search for “1600” (without quotation marks) and select DWORD.
Step 5.) Now click on the side panel in Game Killer with the lines. Then click “Data Control”, then “Modify all Values”.
Step 6.) Change all of the…