2010 Toyota Highlander Owners Manual - Page 579

6-1. Specifications Lubrication system Oil capacity Drain and refill (Reference) Without filter 2.7 L 4-cylinder (1AR-FE) engine 4.2 qt. (4.0 L, 3.5 Imp. qt.) 3.5 L V6 (2GR-FE) engine 6.0 qt. (5.7 L, 5.0 Imp. qt.) 2.7 L 4-cylinder (1AR-FE) engine 4.7 qt. (4.4 L, 3.9 Imp. qt.) 3.5 L V6 (2GR-FE) engine 6.4 qt. (6.1 L, 5.4 Imp. qt.) ILSAC multi-grade engine oil With filter Oil grade 556