I know its not an HD but its still a fun lil diesel. Mods are..
-SCT, with DJ's tunes
-full suncoast built transmission with converter
-MBRP 5" strait pipe, with a 3.5" Downpipe
-Air raid stage 2 intake
-DJM drop kit
-24" wheels
-custom interior (custom buckets in the back with center console sub enclosure)
-lots of other little things
Im actually in the market for a dually now, so its for sale.