Xenon Headlight Control Unit (Ballast) for R350 (2006-2011), SLK300 (2009-2011), SLK350 (2009-2011), SLK55 AMG (2005-2010), CLS550 (2007-2011), CLS63 AMG (2007-2011), E320 (2003-2009), E500 (2003-2006), ML320 (2000-2008), ML350 (2003-2008), ML500 (2002-2007), ML55 AMG (2000-2003), E55 AMG (2003-2006), CLS500 (2006), CLS55 AMG (2006), E350 (2006-2009), R500 (2006-2007), SLK280 (2006-2008), E63 AMG (2007-2009), ML63 AMG (2007-2008), R63 AMG (2007), GL450 (2007-2008), E550 (2007-2009), R320 (2007-2009), GL320 (2007-2008), ML550 (2008), GL550 (2008)