You need a good quality vacuum cleaner for keeping the car interiors pristine and dirt free. The upholstery and the other places tend to accumulate particulate matter quite quickly. You do not want the environment within polluted as you drive with your family on long journeys. This is especially true when you plan to use the air conditioner. Regular cleaning becomes extremely necessary. With wet variety of the cleaners, you will get effective results. The dust particles will not circulate everywhere.