P21S Finish Restorer is perfect for intensive care areas of your car. P21S Finish Restorer Removes tarnishing, rust, oxidation and heavy soil build-up and renews a host of surface types. P21S Finish Restorer is safe for alloy wheels, paintwork, and plastics. P21S Finish Restorer easily rubs out and leaves no ammonia odor. P21S Finish Restorer refinishes tailpipes to give a new chromed finish like polished aluminum!! Use with polishing machine for even better results on everything metal.