Wehrli - WCF205-27Weld Bung, Aluminum, MAF Sensor, LML D-MaxWehrli Custom Fab Weld Bung, Aluminum, MAF Sensor, LML DuramaxThese billet Mass Air Flow (MAF) bungs for 2011-2016 LML 6.6L Duramax engines are CNC machined from 6061-T6 aluminum in DeKalb, IL...