Petro-Canada Duron-E Synthetic 0W-40 motor oil delivers maximum performance in cold weather starts and reliable wear protection for off-road and on-road vehicles. Suitable for both newer and older engines, it meets CJ-4 / SM standards and contains high-efficiency additives and synthetic base fluids refined to 99.9%, ensuring excellent low-temperature properties and enhanced soot control. Ideal for extended oil change intervals, it helps reduce fuel consumption with its low viscosity resistance and provides dependable engine start-up even in extreme cold.