Description:

FITMENT - 1998 for Subaru Forester 2.5L,1993-1997 for Subaru Impreza 1.8L,1995-1998 for Subaru Impreza 2.2L,1998 for Subaru Impreza 2.5L,1990-1998 for Subaru Legacy 2.2L,1996-1999 for Subaru Legacy 2.5L. 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..