Part Description: Mobil 1 5W30 1Quart/32oz Full Synthetic: Mobil 1 full synthetic formula protects engine parts from wear up to 10,000 miles between oil changes by controlling oxidization and oil break down. It also helps in low speed pre-ignition by protecting the timing chain, keeping the engine clean allowing for improved fuel efficiency. Helps extend engine life and maintains viscosity between -30°F to 500°F.