Description:

FITMENT - 2008-2011 for BMW 128i 3.0L,2008-2011 for BMW 323i 2.5L,2012-2014 for BMW 328i 2.0L,2007-2013 for BMW 328i 3.0L,2013-2014 for BMW 328i xDrive 2.0L,2009-2013 for BMW 328i xDrive 3.0L,2007-2008 for BMW 328xi 3.0L,2008-2011 for BMW 528i 3.0L,2011 for BMW 528i 4.4L,2008 for BMW 528xi 3.0L,2008-2011 for BMW M3 4.0L,2007-2010 for BMW X3 2.5L,2007-2010 for BMW X3 3.0L,2007-2010 for BMW X5 3.0L,2010 for BMW X5 4.4L,2007-2010 for BMW X5 4.8L. EASY to INSTALL and CLEAN - Disconnect the negative side of the battery, then loosen a couple band clamps and disconnect the harness. Pull out your old unit and re-insert new one, tighten band clamps, re-connect harness and negative battery terminal. HOW to WORK - Mass Air Flow Meter AFM Sensor measures the volume and density of air entering the engine, providing highly accurate Air Flow readings to the ECU over a wide range of ambient temperatures..