This truck has always used Mobil 1 product through out, with oil changes at 5,000 miles. It has a 6 liter V-8 engine, with a 4 speed automatic Transmission, It has power door locks, AM/FM radio with cd player. It also has cruise control, power drivers seat, a bed liner, a bed slide, tow hitches front and rear, front grill protector, ABS brakes, power/extendable side mirrors, Weathertech floor mats, front and rear, running boards, hood wind deflector, locking differential, rust free body and frame, and clear Wisconsin title in my name.