Onyx Black 2018 GMC Sierra 1500 SLT RWD EcoTec3 5.3L V8 Full Safety Inspection Check, 6-Speed Automatic Electronic with Overdrive, Cocoa/Dune Leather.*****TEXAS SLT PREMIUM PACKAGE*****SLT PREFERRED PACKAGE****SUSPENSION PACKAGE*****The 2018 GMC Sierra 1500 SLT with the Texas Edition Premium Package typically features a standard 5.3L V8 engine with 355 horsepower and 383 lb.-ft. of torque, mated to an 8-speed automatic transmission. Key features often include premium technology like an infotainment system with navigation, smartphone integration, and wireless charging, as well as the Enhanced Driver Alert Package, heated/ventilated front seats, and a Bose audio system. This vehicle is equipped with our Austin INFINITI Protection Package $999 -BATTERY4LIFE: Ensuring you never have to worry about unexpected battery issues (Gas Vehicles Only) OR -PDS Premier Defense: 1-Year Exterior Paint Protection Preserving the finish with an extra layer of durability against the elements! Recent Arrival!