Finish the custom fuel set up in your 2011-2016 Chevy/GMC 6.6L LML Duramax. with the Fuel Tank Sumps & Suction Tubes available. A lot of the aftermarket fuel suction tubes are compatible with OEM fuel modules, and feature a larger diameter than original fuel tank pickup. Both the suction tube kits and fuel tank sumps are manufactured from premium materials such as billet aluminum. Most fuel tank sumps are designged for a no-tank drop installation and utilize an O-ring gasket for a leak-free seal. Find the top manufacturers such as XDP, Diesel RX, BD-Power, No Limit Fabrication, Beans Diesel, Diesel RX, FASS, and more available at XDP.