GMC Sierra Z71 2011 Automatic Gasoline mileage: 300 KM or more 4WD Full original body, cosmetic paint touch-ups. Hood painted. Additions: 1- 40,000 gear cooler. 2- Deactivation of the DOD system (four-cylinder) + programming. 3- Method rims + 2025 Shahin tires. 4- Original screen and recorder are available. 5- Hood lighting and grille lighting. 6- Borla electronic muffler + original muffler is available. 7- Full exhaust.