I know on the 2003 the 3500 didnt have rack & pinion steering I would imagine that carried over for the early 04 as well.
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-03' 5.9L w/Edge Mileage Max, 4" TBE, GHD, Modular Intake, Boost elbow
-85" Mustang GT CFI
-70" 440+6 Challenger R/T