Heated Leather Seats, Nav System, Third Row Seat, Quad Bucket Seats, 4x4, Hitch, ENGINE, 5.3L V8 ECOTEC3 WITH ACTIVE F... Aluminum Wheels. KEY FEATURES INCLUDE Leather Seats, Third Row Seat, Navigation, 4x4, Quad Bucket Seats. OPTION PACKAGES ENGINE, 5.3L V8 ECOTEC3 WITH ACTIVE FUEL MANAGEMENT, DIRECT INJECTION AND VARIABLE VALVE TIMING includes aluminum block construction (355 hp [265 kW] @ 5600 rpm, 383 lb-ft of torque [518 N-m] @ 4100 rpm) (STD). EXPERTS ARE SAYING Edmunds.coms review says The interior is quiet on the highway wind roar, road noise, and powertrain thrash have been silenced to barely detectable levels.. Please confirm the accuracy of the included equipment by calling us prior to purchase.