Hi , any ideas for a product that will dissolve the black hardened soot on the inside of the square chromeem polished once they are clean

exhaust tips tried various products but not much joy, am scraping it off with a fingernail but hard going, have to ke
Hi , any ideas for a product that will dissolve the black hardened soot on the inside of the square chromeem polished once they are clean

exhaust tips tried various products but not much joy, am scraping it off with a fingernail but hard going, have to keep th
Cleaning the "inside " of exhaust tips !!! Now that is extreme , are you taking up concours events and not driving it again ? Are you getting the cotton buds out on the tyre treads next ??