FITMENT - 2007-2008 for Audi Q7 4.2L,2007-2008 for Audi RS4 4.2L,2002-2003 2005 for Volkswagen Type 1 2.0L,2002-2003 2005-2006 for Volkswagen Golf 2.0L,2003-2005 2007 for Volkswagen for Jetta 2.0L,2004-2006 for Volkswagen Phaeton 4.2L,2004-2007 for Volkswagen for TOUAREG 4.2L. 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..
