Most sidewall today are made with a fiberglass outer skin with either decals or painted graphics. A good quality wax with UV protectant will keep it looking nice and help reduce fading known as oxidation. Decals should not be waxed as they will dry faster. If the sidewall has experienced oxidation, there are several products on the market that will help restore the luster…with a little elbow grease!
Exterior Care and Maintenance Session 4: Sidewall Material Cleaning and Maintenance