More powerful models K 5 and K 7, allow you to quickly wash cars and easily clean SUVs, trucks, and other large or heavily soiled vehicles. Before using any washer, please read the safety instructions and follow them rigorously. And in general, it would be better to contact a particular company for pressure washing https://sparklewash.com/upstate/. Good luck learning new things.Most often pressure washer is used for a car. Depending on this, choose the class of the device. A mid-range machine like the K 4 Full Control is sufficient for a regular car wash.