Anyone's splash guards stained? Figure out away to take the stain out? I have running black like water stains and I have no idea what to use to clear it up.

 

Do you use tire shine regularly? Those may be the source of your stains, pics may help too, it have you tried spray nine? It's a very aggressive cleaner. But it shou
Don't affect the clear coat it's safe for fiberglass do I doubt it will do anything, I use it all the time for hard to remove stains