Painting Rims Diy . Many thanks to tundrasolutions member swank501 for his original diy wheel painting post and images. Choose the right paint for steel, aluminum, or magnesium wheels. DIY Painting Alloy Wheels with Spray Cans TeamBHP from www.team-bhp.com It matters what the wheel is made of, too. At the very least, you will need a wire brush to remove all rust. The diy cost for painting rims depends on the quality and type of paints/primers you use.