Fitment: for Audi Q7 4.2L 2007-2010, for Volkswagen Beetle 2.0L 2002-2005, for Volkswagen Beetle 2.0L Excluding AEG Engine 2001, for Volkswagen Beetle With BEV Engine 2005, for Volkswagen Golf 2.0L 2003-2005, for Volkswagen Golf 2.0L with AVH Engine 2002, for Volkswagen Golf with BEV Engine 2006, for Volkswagen Jetta 2.0L 2002-2004, for Volkswagen Jetta 2.0L 2001, for Volkswagen Phaeton 4.2L 2004-2006, for Volkswagen Toureg 4.2L 2004-2009.. MAF is a sensor used to determine the mass flow of air entering a fuel-injected internal combustion engine. Before installing the MAF, make sure clean the box and replace the air filter. Professional installation is highly recommended. the MAF sensor can easily be located beside the air intake box inside the engine bay. Good quality, it works even better and lasts longer.. Replacement mass air flow sensor - Also known as the MAF Sensor allows the vehicle to detect the mass of airflow entering the engine necessary for proper fuel mixture. Overtime the factory MAF sensor can fail or accumulate dirt and oil causing the vehicle into some running issues or light up a CEL (Check Engine Light)..
