If your steering isn't as tight as it used to be, especially after installing a lift and bigger tires, a steering stabilizer is the ideal solution to tighten up your steering! Our heavy-duty upgraded steering stabilizers are designed to enhance steering responsiveness and provide a firmer feel. Improve your truck's on- and off-road steering with our extensive selection of steering stabilizers! Pair your new steering stabilizer with our wide selection of Suspension & Steering upgrades!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.