Washing your car isn’t as simple as visiting the mechanized, touchless, detergent-spraying car wash at the end of your block. The $3 quick and dirty car wash has become the epitome of washing your vehicle to keep an illustrious shine, and there’s nothing wrong with one once in a while - but people who truly value the condition of their vehicle’s paint know well to stay away from the tough bristles and harsh chemicals used in a coin-wash, and opt instead for a true DIY wash at home.