If your car is more than 3 years old, you need to have a layer of wax protection to keep your paint safe. Waxing your car can add years to the life of your car’s paint job and let it really shine in the meantime. … Before you dive in with your high-powered electric buffer, let me give you some tips to be sure you don’t do damage to your paint while you’re trying to help it out. Prev. Why Wax Anyway? Preparing to Wax Your Car · Applying the Wax … Explore Auto Repair …