Denali trim. FUEL EFFICIENT 21 MPG Hwy/15 MPG City! Heated/Cooled Leather Seats, Navigation, Sunroof, Premium Sound System, Back-Up Camera, 4WD, Alloy Wheels, Bed Liner, Trailer Hitch, ENHANCED DRIVER ALERT PACKAGE, SUNROOF, POWER. KEY FEATURES INCLUDELeather Seats, Heated Driver Seat, Cooled Driver Seat, Back-Up Camera, Premium Sound System GMC Denali with White Frost Tricoat exterior and Jet Black interior features a 8 Cylinder Engine with 355 HP at 5600 RPM . OPTION PACKAGESSUNROOF, POWER, LPO, ASSIST STEPS, CHROMED TUBULAR, 4 ROUND, includes (UHX) Lane Keep Assist, (TQ5) IntelliBeam headlamps and (UEU) Forward Collision Alert, Safety Alert Seat, with USB ports, auxiliary jack, Bluetooth® streaming audio for music and most phones, advanced phone integration featuring Apple CarPlay, Pandora Internet radio and voice-activated technology for radio and phone (STD), and Variable Valve Timing, includes aluminum block construction (355 hp [265 kW] @ 5600 rpm, 383 lb-ft of torque [518 Nm] @ 4100 rpm; more than 300 lb-ft of torque from 2000 to 5600 rpm) (STD), with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (STD). EXPERTS CONCLUDEKBB.com explains At highway speeds, we found the Sierras cabin remarkably quiet and comfortable, while the trucks suspension easily absorbed minor road distortions.. Pricing analysis performed on 5/9/2023. Horsepower calculations based on trim engine configuration. Fuel economy calculations based on original manufacturer data for trim engine configuration. Please confirm the accuracy of the included equipment by calling us prior to purchase.