Get the Fuel Tank Sumps & Suction Tubes you need for the custom fuel set up in your 2017-2019 Chevy/GMC 6.6L L5P Duramax. Most fuel tank sumps are designged for a no-tank drop installation and utilize an O-ring gasket for a leak-free seal. Most fuel tank sumps are made from premium materials such as CNC machined billet aluminum. A lot of the aftermarket fuel suction tubes are compatible with OEM fuel modules, and feature a larger diameter than original fuel tank pickup. XDP carries all the top brands such as FASS, AirDog, Beans Diesel, No Limit Fabrication, BD-Power, Diesel RX, XDP, and more.