If you ordered a new bumper or have one that needs to be painted, you can save a lot of money by painting it yourself. With the right location and materials, you can complete this job in 2 days. Find out how to paint a plastic bumper with spray cans yourself following the steps in this article and video. You’ll mainly need primer, spray cans of paint to match the color of the car, clear coat, painter’s tape, cloth and soapy water, and a warm and well-ventilated location.