Walker Products 245-2268 Mass Air Flow Sensor is precision manufactured from premium components in an ISO 9001-2008/TS16949 certified facility. It is designed to provide outstanding performance and is manufactured to meet and exceed all Original Equipment Manufacturer (OEM) specifications and test requirements. Walker Products specializes in the engineering, manufacturing, and distribution of automotive engine management components. Walker is committed to meeting or exceeding the Original Equipment Manufacturer (OEM) or equivalent standards and specifications. This effort is backed by Walkers own manufacturing, product management and engineering expertise. Vehicle Fitment: 1996-1999 Mercedes-Benz CL500 5.0L, Mercedes-Benz E420 4.2L, Mercedes-Benz S420 4.2L, Mercedes-Benz S500 5.0L, Mercedes-Benz SL500 5.0L