The Slim's Detailing Interior Cleaning Gun with Extraction is perfect for getting into those hard-to-reach areas such as seat runners, door trims, dashboards, upholstery and even bodywork. To be used with a compressor, the tornado action lifts dirt out of upholstery, saving time and money. The fitted extraction connects to a wet vac to extract the dirt particles and cleaning product from interior creating less mess and drying seats quicker.