Learn when premium fuel is actually required, what the different grades mean, and how to avoid paying too much.
The national average price for a gallon of regular, mid-grade and premium gasoline stabilized over the weekend. As of Monday, the national average for a gallon of regular gasoline dropped to $4.24, ...
Fuel comes in different grades based on octane level at gas stations. Only some performance engines require Premium fuel for the best power output, fuel efficiency, and engine function. Are you ...
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