Fuel Sending Unit (For use with aftermarket lift pumps) for 2011-2016 GM Duramax 6.6L LML Short Bed

Aftermarket lift pumps provide more fuel to your diesel engine but face issues at a 1/4 tank fuel level. The S&B Sending Unit allows you to drive to empty with your pump. Completely plug and play, with no need to modify your OEM tank or sending unit.