If you’re looking for a car wash soap, you have a plethora of options to choose from. One of the most popular car wash soaps out there is Chemical Guys Mr. Pink Car Wash Soap. This soap is bright pink in color and smells of bubble-gum or candy-like. This sweet odor paired with its ability to foam up well makes it a great choice whether you wash your car with buckets, a foam gun, or a foam cannon.