2004.5-2005 GM Duramax 6.6L LLY 3-4" Lift Kits

If you want to fit big 35" tires onto your 2004.5-2005 GM 6.6L Duramax LLY build, then you're going to need at least a 3-4" suspension lift kit for your rig. Your suspension will thank you for the premium shocks and hardware that comes standard with these suspension systems, ensuring your custom GM Sierra/Silverado 2500/3500 gets everything it needs to deliver dependable performance in every situation. Head over to our GM 6.6L Duramax LLY Wheels & Tires for even more ways to complete your custom GM build! GM Duramax Fitments: 2004, 2005 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.