jesseaqu Using soap as a clay lubricant 1. Using insufficient lubrication Clay needs abundant lubrication to glide smoothly without marring. Whether using dedicated clay lubricant or soapy car wash water, apply it generously and keep the Pinnacle Clay Lubricant 16 oz Claying while washing may save time, but here's why I don't recommend it: When you're washing a vehicle, you don't know yet how hard or soft the paint is. How hard or Can You Just Use Soap Water with Clay Bars Brilliatech Naked Clay Spray Clay Bar Lubricant 16oz