A Toyota Highlander owner is seeking advice to boost the mileage of their 2016 model, which currently gets 25 MPG using 91 octane gas.
"My gas mileage is terrible, but I'm not changing my gasoline octane opinion."
Malachi Parker, a member of the Toyota Highlander Owners Club Facebook page, shared his concerns about his vehicle's fuel efficiency, stating that he needs to refuel every 2 days.
The owner is looking for suggestions to improve fuel mileage without changing his gasoline octane preference.
Author's summary: Improving gas mileage for a 2016 Toyota Highlander requires consideration of various factors.