What Fuel Do You Use in Your EcoBoost?
So last year we got a 2018 Explorer Sport with the 3.5L EcoBoost, the same motor they put in the F-150's that a lot of guys tow with. (The Explorer is not on towing duty, we still have the Suburban f...
Forum Discussion
I would not put regular unleaded in any vehicle that says "Premium fuel recommended." Especially under boost, the engine will be destroyed if the knock sensor doesn't work correctly. Modern engines are on the ragged edge of pinging as it is and expensive to repair or replace. Besides the reduced performance, that is a risk I wouldn't take.
