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5W30
The recommended oil type for a Toyota Highlander is 5 W 20. The vehicle can also use 10 W 30.
5w 30. In the manual too
The 2004 Toyota Highlander runs on regular unleaded.
The 2011 Toyota Highlander runs on regular unleaded.
The 2008 Toyota Highlander runs on regular unleaded.
The 2005 Toyota Highlander runs on regular unleaded.
The 2014 Toyota Highlander runs on regular unleaded.
The 2003 Toyota Highlander runs on regular unleaded.
The 2007 Toyota Highlander runs on regular unleaded.
The 2009 Toyota Highlander runs on regular unleaded.
The 2012 Toyota Highlander runs on regular unleaded.