Friends don't let friends wash their vehicles with dish soap! Being designed to cut grease, many dish soap formulas wreak havoc with automotive finishes, drastically shortening the life of waxes and sealants. Wash with confidence! Brilliant Finish Car Wash is made from concentrated premium ingredients. Adding one ounce of wash to a gallon of water creates an eruption of rich, slippery suds. Maintain paint care perfection bucket after bucket as our special brighteners yield a lasting, high-gloss and streak-free appearance.