Description:

FITMENT - 2000-2006 for GMC Yukon XL 2500 6.0L,2001-2006 for GMC Yukon XL 2500 8.1L,2003-2007 for Hummer H2 6.0L,2008-2009 for Hummer H2 6.2L,2003-2006 for Isuzu Ascender 4.2L,2003-2006 for Isuzu Ascender 5.3L,2001-2002 for Oldsmobile Aurora 3.5L,2001-2003 for Oldsmobile Aurora 4.0L,2004-2005 for Pontiac Bonneville 3.8L,2004-2005 for Pontiac Bonneville 4.6L,2005-2006 for Pontiac GTO 6.0L,2005-2009 for Saab 9-7x 4.2L,2005-2009 for Saab 9-7x 5.3L,2008-2009 for Saab 9-7x 6.0L. 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..