POR 15 GPCQ Glisten Pc Clearcoat Quart Kit Quart Kit With Hardner LISTEN PC is a High Gloss, Rock Hard, Water-clear topcoat designed for spray or brush application over all metal surfaces including highly polished aluminum and chrome surfaces Note: When applying over polished metals (aluminum, chrome, brass, copper etc) you must use AP120 metal prep according to instructions. DEAL USES: As a protective coating on aluminum wheels, chrome bumpers, marine railings, chrome or aluminum covers, grills, handles, ornaments, lights, etc