2008 Lexus ES 350 Owners Manual - Page 451

6-1. Specifications Lubrication system Oil capacity (drain and refill) with filter without filter Oil grade 6.4 qt. (6.1 L, 5.3 lmp.qt.) 6.0 qt. (5.7 L, 5.0 lmp.qt.) ILSAC multi-grade engine oil Use Lexus approved "Toyota Genuine Motor Oil" or equivalent to satisfy the grade and viscosity shown below. Recommended oil viscosity Outside temperature 5W-30 is an oil that provides optimal levels of fuel efficiency. Oil viscosity ● The 5W portion of the oil viscosity rating indicates the characteristic of the oil which allows cold startability. Oils with a lower value before the W allow for easier starting of the engine in cold weather. ● The 30 in 5W-30 indicates the oil viscosity when the oil is at its operating temperature. An oil with a higher viscosity may be better suited if the vehicle is operated at high speeds, or under extreme load condition. 6 Vehicle specifications 413