Sierra 2500 4WD Crew CabENGINE DURAMAX 6.6L TURBO-DIESEL V8 B20-DIESEL COMPATIBLE (445 hp [332 kW] @ 2800 rpm 910 lb-ft of torque [1220 Nm] @ 1600 rpm) (Includes (K05) engine block heater.), Tow Hooks, Locking/Limited Slip Differential, Running Boards/Side Steps, Tow Hitch, Four Wheel Drive, Power Steering, Smart Device Integration, Daytime Running Lights, Aluminum Wheels, Requires Subscription, Fog Lamps, Integrated Turn Signal Mirrors, MP3 Player, AM/FM Stereo, 4-Wheel Disc Brakes, Satellite Radio, Conventional Spare Tire, Bluetooth Connection, Tires - Front All-Terrain, Auxiliary Audio Input, Privacy Glass, Bluetooth Connection, Tires - Rear All-Terrain, Power Mirror(s), Heated Mirrors, Power Folding Mirrors, ABS, Driver Adjustable Lumbar, Seat Memory, WiFi Hotspot, Power Driver Seat, Bluetooth Connection, Auxiliary Audio Input, Requires Subscription, Power Outlet, Passenger Adjustable Lumbar, Split Bench Seat, Power Windows, Power Passenger Seat, Smart Device Integration, Satellite Radio, Mirror Memory, Leather Seats, Heated Front Seat(s), Telematics, Passenger Air Bag, Driver Air Bag, Auxiliary Audio Input, Auto-Dimming Rearview Mirror, Cruise Control, Heated Steering Wheel, Steering Wheel Audio Controls, Traction Control, Rear Bench Seat, Requires Subscription, Front Side Air Bag, Power Door Locks, Driver Restriction Features, Power Outlet, Climate Control, Power Door Locks, Power Windows, Stability Control, Front Head Air Bag, Remote Engine Start, Back-Up Camera, Rear Head Air Bag, Multi-Zone A/C, Floor Mats, Pass-Through Rear Seat, Keyless Entry, MP3 Player, Floor Mats, Tire Pressure Monitor, Rear Defrost, Adjustable Steering Wheel, Leather Steering Wheel, Daytime Running Lights, Keyless Start, Passenger Air Bag Sensor, Power Windows, Back-Up Camera, A/C, Security System