The 03-11 Mercedes W211 E350 CLS550 GL550 Front Left Side Under Seat Control Module is a genuine Mercedes-Benz performance part manufactured in Germany. This direct replacement module is designed for the front left driver side of various Mercedes models, including E-Class, CLS-Class, and GL-Class vehicles. With a manufacturer part number of 2118704926 or A2118704926, this unit controller module computer adjuster ensures optimal performance and functionality for your Mercedes-Benz. Made with OEM finish, this under seat control module is a reliable and high-quality component for enhancing your vehicle's electrical system.