Description:

FITMENT - 1998-1999 for BMW 323i 2.5L,1998-1999 for BMW 323is 2.5L,1996-1999 for BMW 328i 2.8L,1996-1999 for BMW 328is 2.8L,1997-1998 for BMW 528i 2.8L,1996-1999 for BMW M3 3.2L,1997-1998 for BMW Z3 2.8L,1999-2000 for BMW Z3 3.2L. 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..