2008 Toyota 4Runner Owners Manual - Page 479

07 12.25 ENGINE OIL SELECTION "Toyota Genuine Motor Oil" is used in your Toyota vehicle. Use Toyota approved "Toyota Genuine Motor Oil" or equivalent to satisfy the following grade and viscosity. Oil grade: ILSAC multigrade engine oil Recommended viscosity: SAE 5W−30 If SAE 5W−30 oil is not available, SAE 10W−30 oil may be used. However, it should be replaced with SAE 5W−30 at the next oil change. Oil identification mark OIL008 Outside temperature The ILSAC (International Lubricant Standardization and Approval Committee) Certification Mark is added to some oil containers to help you select the oil you should use. SAE 5W−30 is the best choice for good fuel economy, and good starting in cold weather. 437