1. Completely replace the old or the bad one;2. Made of high- materials, durable and in use;3. connector, no cutting or splicing;4. Easy and direct installation.Specification:Replaces Part nunber: 211 821 0058Applicable chassis: W211Chrome number : A2118213679 A2118219951 A2118210951Applications:2006 For - 500 Base 5.0L V8 - Gas2006 For - 55 Base 5.5L V8 - Gas2006 For - E 320 3.2L L6 - crude oil2005 For - E 320 4Matic, Base, 3.2L L6 - crude oil, 3.2L V6 - Gas2004 For - E 320 4Matic, Base 3.2L V6 - Gas2003 For - E 320 Base 3.2L V6 - Gas2007-2011 For - 550 Base 5.5L V8 - Gas2007-2011 For - 63 Base 6.3L V8 - Gas2007-2009 For - E 320 Bluetec 3.0L V6 - crude oil2006-2009 For - E 350 4Matic, Base 3.5L V6 - Gas2004-2006 For - E 500 4Matic, Base 5.0L V8 - Gas2003-2006 For - E 55 Base 5.5L V8 - Gas2007-2009 For - E 550 4Matic, Base 5.5L V8 - Gas2007-2009 For - E 63 Base 6.3L V8 - GasBlack number : A2118213579 A2118210058Style: with Chromecolour: blackMaterial: ABS+PCsize: 145x54mmPackage Contents:1 * switchOnly the above package content, other are not included.Note: Light and different displays may cause the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.