This Windshield Washer Fluid Reservoir is a high-quality replacement for the Mercedes-Benz W221 S350. Made from durable plastic, this reservoir tank is designed to withstand wear and tear, ensuring long-lasting performance. The attachment type of this tank is an insert, which makes it easy to install. This item is compatible with several Mercedes-Benz models, including S350, S400, S450, S500, S550, S600, S63, and S65 AMG, as well as CL550, CL600, CL63, and CL65 AMG. The reservoir tank is an OE/OEM part number 2218691020, 2218690072, and 2218690208 and has a manufacturer part number of YHTET10048. Designed and manufactured in Germany, the tank has a placement on the lower front of the vehicle. Exact item is shown. Does not include cap. New without original poackaging. Made in China. No returns if installed. Please review our business policies in our store for information regarding returns, shipping and warranties.