My favorite for vehicles in decent shape - Garry Dean`s Forever Rinseless (I`ll assume if you are doing a rinseless, the vehicle is decent). Have and tried Griots, McKee`s and the original IUDJ, all good. They pail in comparison to Forever Rinseless. Great cleaning, great gloss, the slickness is unbelievable and I get 3 months protection using the rinseless dilution (1 ounce to a gallon). It is my go to rinseless, quick touch up, interior wipe down and sometimes use as LSP after a traditional wash. Wouldn`t use if planning additional correcting/polishing/LSP`ing after, but great results as a one and done product.