Fuel types
Gasoline and diesel for all types of vehicles
Wherever you are going, count on high quality Exxon and Mobil Synergy™ fuels to get you there. Learn more about our Synergy™ fuels and see which one is appropriate for your vehicle.
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Go with Exxon and Mobil Synergy™ gasoline
Exxon and Mobil Synergy™ gasoline contains significantly higher quantities of detergents than required by the Environmental Protection Agency (EPA) and has passed key performance tests resulting in it being certified. Fuel is recommended by many automakers in their vehicles’ owner manuals.
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Synergy Diesel Efficient™
Backed by advanced science and technology, Synergy Diesel Efficient fuel is engineered to provide fuel economy benefits in diesel cars and trucks, as well as in commercial vehicles.*
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Gasoline blended with ethanol
Almost all gasoline now has some ethanol in it, including Exxon- and Mobil- branded gasoline which currently contains up to 10%.
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Octane ratings of gasoline
Find out what octane ratings measure and what octane level is right for your vehicle.
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Exxon and Mobil Synergy™ gasoline
Find out more about Synergy™ gasoline, meticulously engineered to help you get better gas mileage.*
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Quality fuels to get you where you're going
Discover what steps we take to ensure the quality of our fuels.
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Get more out of every trip
Explore our comprehensive list of tips to help you improve fuel efficiency and get more out of every trip.
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Next-generation diesel starts here
Our advanced diesel offers enhanced engine performance for higher horsepower — and helps you go further on every tank.*
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*Applies to Exxon and Mobil Synergy Diesel Efficient-branded fuel compared to diesel fuel without detergent additive. Actual benefits will vary depending on factors such as vehicle/engine type, driving style and diesel fuel previously used.