PSO Carient Fully Synthetic (5W-30)-4L is a premium fully synthetic engine oil formulated with PAO technology and advanced additives to reduce friction, improve fuel efficiency, and protect modern passenger car engines under extreme temperatures. It meets the API SN performance standard, ensuring excellent wear protection, cold-start lubrication, and long-lasting engine cleanliness. Designed for modern petrol vehicles, this oil helps maintain optimal performance and engine durability in everyday driving conditions.