Make installing an aftermarket lift pump in your 2020 Chevy/GMC 3.0L Duramax a breeze with the Fuel Tank Sumps & Suction Tubes available. Most fuel tank sumps are designed with an o-ring gasket for a leak-free seal and feature a no-tank drop installation. These products are manufactured from premium materials such as billet aluminum to ensure a durable construction. The suction tubes offered use a larger diameter fuel pickup and in some cases can work with the stock fuel sending unit. Discover the leading companies at XDP, including Diesel RX, BD-Power, No Limit Fabrication, Beans Diesel, Diesel RX, AirDog,FASS, and more.