Part number: MER-0031534728 is a new, unused Genuine Mercedes ignition knock (detonation) sensor. Knock Sensors tell your engine of any pre-detonation so that it can make the necessary adjustments to protect your engine from damage, thus they must be replaced if they no longer function properly.
Genuine Mercedes parts are recommended by the factory for your Mercedes. You can expect replacement trim pieces to fit without issue, and suspension and engine parts will offer a greater life and better performance.
FCP Euro has been providing OEM & Genuine replacement parts for European cars since it was established in 1986. FCP Euro's online product catalog offers an extensive variety of OEM and Genuine replacement parts for European cars including BMW, Volvo, Saab, Audi, VW and Mercedes.
FCP is committed to providing its customers only the highest quality Genuine & OEM replacement parts backed with a lifetime warranty and fitment guarantee on every product we sell, hassle free 365 day returns, and free shipping and technical support.