2013 Toyota Highlander Owners Manual - Page 939
2013 Toyota Highlander Manual
Page 939 highlights
6-1. Specifications Ignition system Spark plug Make Gap 2.7 L 4-cylinder (1AR-FE) engine DENSO SK16HR11 3.5 L V6 (2GR-FE) engine DENSO FK20HR11 0.043 in. (1.1 mm) NOTICE
We apologize, but we cannot currently deliver this PDF manual by request of the manufacturer.
We apologize for any inconveniece.