To truly take your GM 2500HD/3500HD’s stance to the next level while enhancing its off-road capability, handling, and comfort, our selection of 3-4" lift kits is a great solution. With the added lift height, you'll easily be fitting larger tires and wheels in no time! A 3-4" lift kit gives your truck a complete upgrade for both off-road capability and appearance. Many of our lift kits come equipped with components like coilovers, springs, control arms, sway bar links, radius arms, and more! Take your truck to the next level with the 3-4" lift kits available at Alligator Performance. A lift kit pairs perfectly with our great selection ofWheels & Tires.GM Duramax Fitments: 2001, 2002, 2003, 2004 GM 6.6L Duramax.Submodel Fitments: WT, Custom, LT, LTZ, High Country, 1LT, 2LT, Pro, SLE, SLT, AT4, Denali.Some exceptions apply, please see individual product pages for specific fitments.