Join & earn up to $6 in bonus points with Exxon Mobil Rewards+ when you choose Synergy Supreme+ premium gas as a new member. Valid for enrollments from Feb. 1 to Apr. 30, 2019.

Synergy™ fuel is meticulously engineered for better gas mileage  

At Exxon and Mobil, we pay attention to every last detail. That includes carefully formulating the 7 meticulously balanced ingredients in Synergy™ gasoline – painstakingly designed and tirelessly tested to take you further.

Formulated for efficiency

We’re obsessed with efficiency and giving you better gas mileage. It’s why we meticulously engineer all three grades of Synergy™ gasoline.

We carefully develop all our fuel to help give your vehicle:

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    Better gas mileage

    Helps improve your vehicle’s fuel economy by reducing engine deposits.

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    Engine protection

    Helps protect intake valves and helps prevent rust in your vehicle’s fuel system.

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    Better responsiveness

    Helps prevent gunky build-up to rev up your engine’s performance.

Developed Synergy Gasoline with Engineer

*You must fully enroll in Exxon Mobil Rewards+™ between Feb. 1, 2019, and April 30, 2019, in order to be eligible. Upon completing 3 fill-ups of a minimum 8 gallons each of Synergy Supreme+™ during the 30-day period following full enrollment, you will earn 300 bonus points. This is incremental to the 100 bonus points, up to 300 total bonus points, you will receive for each of the 3 fill-ups as part of the 300 total bonus points for 3 fill-ups of any fuel grade offer that is also in market during this time frame. This offer does not preclude you from using other offers. Bonus valid only once per Exxon Mobil Rewards+ member regardless of total number of purchases during the eligibility period.

You must fully enroll in Exxon Mobil Rewards+ between Feb. 1, 2019, and April 30, 2019, in order to be eligible. After completing each fill-up of a minimum 8 gallons using your fully enrolled rewards card between your initial enrollment date and May 31, 2019 (midnight CST), you will earn 100 bonus points, up to 300 total bonus points for 3 fill-ups, in addition to any other point offers. Bonus valid only once per Exxon Mobil Rewards+ member regardless of total number of purchases during the eligibility period.

Fuel economy improvement is based on Synergy-branded gasoline compared to gasoline meeting minimum U.S. government standards. Actual benefits will vary based on factors such as vehicle type, driving style and gasoline previously used.

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