Windshield Washer Fluid Reservoir (WWA62821) by TRQ®. Material: Plastic. With Pump, Cap, Hose and Sensor. If that plastic tank under your hood is leaking, this TRQ replacement is your go-to solution. It's designed to match your original equipment in every way, including the fit, size, mounting points, and durability. It'll fit snugly in your engine bay, holding your washer fluid securely. TRQ uses high-quality, chemical-resistant plastics that won't crack or become brittle over time, ensuring your washer fluid stays where it belongs.