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Unleaded Fuel Grades

Under the Hood

What’s The Difference Between 87, 89 & 91 Fuel?

March 15, 2019
Fuel-Grades-Explanation

When you pull into a gas station, you probably fill up with the same type of fuel each time. But have you ever wondered which type is best for your car? Have you ever wondered what those numbers meant? Have you ever wondered what the purpose of life is?

Well, a friend of mine tweeted recently, asking what the difference was between these fuel grades. So, after speaking with the friendly technicians at a friendly Kansas City auto service center, I’m ready to give you some answers to two of those three Qs (you can guess which ones). Here are some of the key differences between 87, 89, 91, and other fuel grades.

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