Pennzoil 550020167-6PK Ultra 5W-20 Full Synthetic Motor Oil - 1 Quart (Pack of 6) Seeks out and dissolves contaminants safely into the oil before they form deposits in the engine Provides oil stability and endurance under extreme conditions - heat, load and speed for protection against viscosity and thermal breakdown Provides proven protection for critical engine parts Helps to prevent the build-up of sludge, damaging deposits, corrosion and engine wear Helps protect emissions systems Full synthetic motor oil Motor oil weight: SAE 5W-20 Helps engines perform better in the extremes of hot and cold weather Better performance for severe driving conditions (stop-and-go, heavier loads, unpaved roads, and dusty conditions) Designed for high-performance cars