Boasts 18 Highway MPG and 15 City MPG! This GMC Sierra 1500 delivers a Gas V8 5.3L/ engine powering this Automatic transmission. ENGINE, 5.3L ECOTEC3 V8 (355 hp 265 kW @ 5600 rpm, 383 lb-ft of torque 518 Nm @ 4100 rpm); featuring Dynamic Fuel Management, Wireless, Apple CarPlay / Wireless Android Auto, Windows, power rear, express down.*This GMC Sierra 1500 Comes Equipped with These Options *Windows, power front, drivers express up/down, Window, power front, passenger express down, Wi-Fi Hotspot capable (Terms and limitations apply. See onstar.com or dealer for details.), Wheels, 20 x 9 (50.8 cm x 22.9 cm) 6-spoke High gloss Black painted aluminum, Wheel, 17 x 8 (43.2 cm x 20.3 cm) full-size, steel spare, USB Ports, 2, Charge/Data ports located on instrument panel, USB ports, (2) charge-only, rear, Transmission, 8-speed automatic, (Column shifter) electronically controlled with overdrive and tow/haul mode. Includes Cruise Grade Braking and Powertrain Grade Braking (Standard and only available with (L3B) TurboMax engine.), Transfer case, single speed, electronic Autotrac with push button control (4WD models only), Trailer brake controller, integrated.