High quality:Our sensor has good transmission performance, good wear resistance and heat resistance, long service life. Fix troubles: If your car has the problems that Check Engine Light comes on, Poor fuel economy,Black smoke from engine or Overheating engine, the air intake temperature sensor will fix these issues . Part Number:23017838935 13620150974, 500521755, WS3044, 314 136 2103 Fitment:Coolant Temperature Switch fit for 2011 1 Series M, for 2008-2013 128i, for 2008-2013 135i, for 2001-2004 2013-2015 320i, for1999-2000 323i, for 2001-2006 325Ci, for 2001-2005 325i,for 2001-2005 325xi,for 1999 2000 2007-2015 328i,for 2009-2013 328i xDrive,for 2007-2008 328xi,for 2001-2006 330Ci,for 2001-2005 330i,for 2001-2005 330xi,for 2009-2011 335d,for 2007-2015 335i,for 2009-2015 335i xDrive,for 2011-2013 335is,for 2007-2008 335xi,for 2001-2007 525i Color:gold + black Material:metal + plastic Package Contents: 1*Sensor Important tips:Please Check the part number and the fitted model before purchase to a match and check that the operation is correct with each adjustment. Only the above package content, other products are not included. Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.