2WD into 4WD:After wearing out your tires, switch to the highest gear and perform a burnout. When the RMPs are in the red, shift into first gear while keeping the brake on. You will now have 4WD.Infinite money:Note: This only works without the updated patch. Select a car and buy the second to last upgrade. Reinstall the stock part, then go to the blue check on the purchased part. Press RT X as you are selling the purchased part to move over to the one on the end. You will receive money for the one on the end and will still have the purhcased part.Easy money:Level up any 5 Porsches. If you have the Chrysler ME-Four Twelve, select it, and go to “Upgrades”