Description:

FITMENT - 1990-1995 for Ford Aerostar 4.0L,1991-1994 for Ford Explorer 4.0L,1990-1994 for Ford Ranger 4.0L,1991-1992 for Lincoln Town Car 4.6L,1994 for Mazda B4000 4.0L,1991-1994 for Mazda Navajo 4.0L,1992 for Mercury Grand Marquis 4.6L. 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..