Insta Finish Maxi Suds, the best car wash soap with strong  superior cleaning power, 5 Gallon, 5G Maxi Suds. Maxi suds is biodegradable liquid & concentrated 100:1 and economy. Washes away dirt, grease, and road grime. Rinses easily. It's pH balanced formula will not harm previously applied wax or sealant. A concentrated liquid car wash offers economy without sacrificing high-performance cleaning ability. Whether you use hard or soft water does not matter; Maxi Suds produces thick, rich suds that lift away dirt and oily road film. 5 Gallon

5G Maxi Suds