A wash pod is provided that includes unit dose of anhydrous wash concentrate surfactant containing at least one cationic surfactant and at least one nonionic surfactant in water soluble hygroscopic polymeric package containing the concentrate. The film encapsulates the wash formula unit dose and dissolves when placed in a bucket of water while also being chemically and physically strong enough to hold a more preferred alkaline formula as well as to remain stable during storage is provided. A low volatile organic compound (VOC) car wash formula that is highly concentrated with a low water content and contains nonionic and cationic surfactants to promote cleaning, foaming and beading, while also containing a small amount of carnauba wax is also provided. The formulation of the car wash detergent provides a streak free low residue finish on a cleaned surface.