SAAS Chrome Plated 15 Inch Steel Dress Ring 9492 FD2172 12 24V On Off On LED Illuminated Sealed 12 24V On Off On LED Illuminated Sealed Rocker Switch (Red) oil oxidation and sludge under all operating conditions in Australia Brake dust shed by your vehicle's brake pads shoes contains metal particles that with heat become highly corrosive Use a dedicated brush and cloth don't use the same cleaning tools for the rest of your vehicle Rinse your trims with a strong stream of water to remove any loose dirt salt brake dust Clean each wheel trim one wheel at a time If you have access to a non caustic wheel cleaner (one to suit polished chrome wheels is perfect)