Titan Fuel Tanks 43-gallon mid-ship replacement tank increases usable capacity for 2019–2026 GM 1500 pickups with Crew Cab, Short or Standard Beds and Duramax engines. This direct-fit, bolt-in tank is made from cross-linked, military-grade polyethylene and is designed to use the truck's stock sending unit for accurate fuel gauge readings. The tank ships with galvanized mounting straps and front support, features a low fuel trap so all gallons are usable, requires no cutting or fabrication, and is intended for diesel fuel only.
Titan Fuel Tanks 19-24 GM 1500 Duramax Crew Cab Short/Standard Bed 46 Gallon XXL Mid-Ship Fuel Tank