How Does This Clean Your Undercarriage? π¦π "My husband works at a cement plant. He drives a black truck and it is difficult to keep clean especially under the truck where cement was attached to the undercarriage. This gadget connects to a pressure washer. It did the job." -Hana Kemp Why Get Our 4000 PSI Undercarriage Cleaner β POWERFUL: The powerful jet of water can blast away dirt and grime much easier than a conventional water hose. Can handle pressure from 1500 PSI to 4000 PSI. Recommended to use 2500 PSI or higher to get the best results. β FLEXIBLE: The nozzle of this Undercarriage Cleaner works perfectly with most pressure washers, with a 1/4 inch male plug, so you can clean hard-to-reach areas. Get rid of grime, oil, and fuel contaminants, mud, dirt, and more under cars, trucks, SUVs, commercial-size vehicles, and trailers. β EASY TO USE: The undercarriage cleaner works for hot and cold water, features a quick disconnect function for smoother use. No need to crouch down to get your car clean! π Frequently Asked Questions (FAQs): Q: Can it be connected to the water supply directly?A: This nozzle needs to be connected to a power washer. It has a 1/4-inch male plug, easy to connect and release to the pressure washer. Q: Is there a suggested water pressure or PSI?A: The nozzle works from 800 PSI to 4000 PSI. It is recommended to use at 2500 PSI or higher to get the best performance of the spray nozzle. βοΈ Specifications: Product Dimensions: 14.5 x 5.9 x 2.5 inches Item Weight: 3.94 pounds Materials: Stainless steel, Aluminum alloy Operating Temperature: 50 - 140Β° F Connector: ΒΌ inches Max working pressure: 30Mpa / 4000PSI π¦ Package Inclusion: A. Undercarriage Cleaner (Nozzle Up + 2 Extension Wands) 1 x Spray Nozzle Up 2 x Extension B. Road Cleaner (Nozzle Down + 2 Extension Wands) 1 x Nozzle Down 2 x Extension Wands β Note: Pressure Washer is NOT included.