GMC Sierra 1978 Manual Gasoline mileage: 78 KM - GMC model 78, 6.0 iron engine LY6, work of Abu Ali Al-Muslim - Al-Safadi headers - Denali fans - Additional fans on a separate switch - Manual transmission - Protruding axle differential - Fully flaked and renewed - Has nano ceramic coating - All gauges are working - Almost new tires - سوزو AC - Sound and heat insulation - Abu Tair mufflers - A complete check of the car has been done from bumper to bumper. The car has no issues, praise be to God.