1 OWNER! CLEAN TITLE HISTORY! 6.6 Liter V8 Duramax Diesel, LML Engine with 397 Horsepower, Full Four Door Crew Cab, Long Box 8 Foot Longbox, Dual Rear Wheel Dually DRW, SLE1 Package 3SA SLE, 6 Speed Automatic Allison Transmission with Optional Manual Tap Shift, Turn Dial... via CarSoup