Description:

Fitment: for Chevrolet Silverado 3500 HD 2016-2019, for Chevrolet Silverado 1500 2014-2019, for GMC Savana 3500 2015-2020, for Buick Regal 2013-2017, for GMC Savana 2500 2015-2020, for Chevrolet Express 3500 2013-2018, for Chevrolet Suburban 3500 HD 2016-2019, for Chevrolet Impala 2013-2020, for Chevrolet Blazer 2019-2020, for Cadillac Escalade ESV 2015-2020, for Chevrolet Silverado 2500 HD 2016-2019, for Cadillac SRX 2012-2016, for Cadillac XT5 2017-2020.. 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. Direct replacement for a proper fit and easy installation, 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)..