60 Gallon, extra capacity, extra heavy duty, mid-ship, under-body replacement fuel tank for General Motors diesel pickups with 8 ft. beds and Crew Cabs. Tank is constructed of military grade cross-linked polyethylene (XLHDPE).;LIFETIME Warranty;Tank comes complete with powder-coated or plated steel mounting strap set, Crew Cab Front Support Assembly, extruded rubber mounting bushings and accessories. Tank features exclusive low fuel trap design. This new TITAN tank hangs approximately only 1.5in below bottom of stock tank shield. Very similar in appearance to original equipment tank; For model years 2011-2012, 2014-2016; Models with two-piece drive shafts only; For 2500 and 3500 Models with Duramax Engine This product ships in approximately 1 days