43 Gallon extra heavy duty, cross-linked polyethylene fuel tank

The Titan XXL tank also features minimal hang down below the bottom of the stock tank (approximately only 1.5" lower).Installation is a breeze - no fabrication or cutting required. This tank is a direct fit, bolt-in application, making it the perfect upgrade for your GM 1500 Duramax pickup. Application For model years 2019-2026.For Chevy/GMC 1500 Crew Cab, Short & Standard Bed models with the Duramax engine. Note: For use with diesel fuel ONLY. Additional Details. The TITAN tank is 19 gallons larger at 43 gallons. The stock tank is only 24 gallons. Will not interfere with powered steps, air bag systems and most other accessories. Our mid-ship, direct replacement fuel tanks are designed to use your trucks' stock/OE sending unit. However, our tanks are compatible with Fleece, AirDog, FASS, etc.