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  1. How much does the water-repellent coating keep your car cleaner? Case study VW Passat 2015.

    General Volkswagen Discussion
    Hello everyone. I would like to share some thoughts. I'm quite sure you guys all have seen videos of water-repellent coatings self-cleaning properties, where a bucket of muddy water is thrown on the hood. The car and the surface stay totally clean. Like there is no need to wash the car again. Do...