I’m selling my clean title 2004.5 lly Duramax is four-wheel-drive with the Alison transmission. This truck is in my name and I have the title in hand. It is an LT model. Here’s a list of modifications that have been made to the truck to make it more reliable. Just smogged last month in March and has current California registration 255,000 miles. the truck runs excellent and was just taken on a six hour round-trip hauling a car and trailer. Amazing truck. The crew cab is spacious. The truck sounds amazing. It is currently straight piped with a 6 inch tip. But is oem exhaust, including the catalytic converter which passed visual during smog I have pictures of Carfax to show all maintenance
3 inch turbo inlet
40 K trans cooler
Trans cooler cooling fans with toggle switch
Pcv reroute
The transmission has just been serviced and was recently replaced in February
New transfer case with paperwork
Just had the EGR cleaned
Brand new batteries 2026
Ac and heater work great
Meticulous maintenance with Carfax proof