If your L5P GM Duramax fuel tank just does not cut it, this 62 gallon direct replacement tank will allow you to keep going down the road while others are stuck looking for fuel stations. S&B has thought of everything while developing this tank. They not only have almost doubles the fuel capacity but have done this all while maintaining maximum ground clearance and a hassle free installation.
OE Footprint. 2x The Fuel.
Designed to fit like factory while delivering nearly double the fuel capacity, the S&B 56-Gallon Tank gives your Duramax the range to go farther between fill-ups. Built to utilize the OE footprint, this high-capacity tank maintains ground clearance and integrates cleanly with your truck - perfect for towing, road trips, and long days on the job.
Compatible with High Flow Fuel Pumps
Built for faster fill-ups, the S&B 56-Gallon Tank is designed to work with high flow fuel pumps commonly found at commercial fueling stations. The integrated oversized fill neck helps reduce pump shutoff issues and allows fuel to flow smoothly into the tank, getting you back on the road quicker.
Engineered to work with S&B Traction Bars
Designed with performance builds in mind, this 56-gallon high-capacity fuel tank is fully compatible with S&B Traction Bars - giving you the clearance and fitment needed without compromise. Whether you're towing heavy, launching hard, or daily driving, the tank and traction bars work together seamlessly to maximize strength, stability, and fuel capacity. No cutting. No guesswork. Just a clean, integrated fit built specifically for your GM Duramax.