My Audi S4 has absolutely filthy, disgusting, oxidized, and generally ruined exhaust tips. Today we will find out if P21S Polishing Soap can clean them up and make them shine like new again. This is a very interesting product as it uses a sponge with an abrasive lather that scrubs metal clean.

The product used in this video is: https://amzn.to/342tGYw (Amazon Affiliate Link)

NOTE: This product shouldn't be used on painted surfaces like wheels, unless you're absolutely sure your wheels are raw unpainted metal and very few are.