The mass air flow sensor assembly is a direct replacement for select 2003-2024 Chevy, GMC, Isuzu and MG applications. It measures the volume of air entering the engine so the engine computer can match fuel delivery to airflow.

Walker Products 245-1131 Mass Air Flow Sensor Features:

• Fits 2003-2004 Chevy Cargo Van; 2003-2014 Chevy Express 1500, GMC Savana 1500; 2003-2015 Chevy Express 2500, 3500, GMC Savana 2500, 3500
• Fits 2009-2015 Chevy Express 4500, Pasajeros, GMC Savana 4500; 2009-2016 Chevy Express Cargo; 2007 GMC Sierra 3500 Classic; 2003-2006 Isuzu NPR, NPR-HD; 2024 MG RX5
• Engine coverage includes 1.5L I4, 4.3L V6, 4.8L V8, 5.3L V8, 6.0L V8, 6.6L V8 applications
• Female electrical connector with 5 terminals
• Includes housing
• Mounting hardware not included