Synergy Diesel Efficient™ fuel for fleets, light-duty trucks and passenger vehicles
Believe the hype as only Bob Oakman can deliver it. Synergy Diesel Efficient fuel is fully formulated to help keep commercial vehicle engines cleaner for 2% better diesel fuel economy,** which means less maintenance and downtime. It also helps improve mileage and deliver more power in light-duty trucks and passenger vehicles.
Increase fuel economy by an average of 2%*
Boost engine power and responsiveness
Reduce emissions and burn cleaner
Improve injector cleanliness and provide corrosion protection
A big-rig love story
Believe the hype
See how we developed Synergy Diesel Efficient fuel — and what its advanced formulation can mean for your business.
In cold climates, winterized Synergy Diesel Efficient fuel helped reduce occurrences of fuel gelling — which can cause fuel starvation, loss of engine power and stalling.
Quality fuel, discounted pricing and rewards for drivers
Exxon™ and Mobil™ programs for fleets
No matter the size of your fleet, we have a fleet program that can help you control costs and improve fuel economy.Learn more
Your fleet’s new superpower
Introducing FleetPro™ from Exxon and Mobil
Designed for diesel and mixed-fuel fleets that require access to both commercial fueling locations and retail gas stations, FleetPro offers competitive nationwide discounts, Mastercard® acceptance and more.Optimize your fleet
Fuelman® is welcome everywhere
Now you can fill up with Synergy Diesel Efficient™ using your Fuelman® credit card at all 12,000+ locations, with 800+ Exxon and Mobil high-speed diesel pumps across the country.See where Fuelman is accepted
*Applies to Exxon and Mobil Synergy Diesel Efficient branded fuel compared to diesel fuel without detergent additive, and assumes a 250 gallon tank and an average of 7 miles per gallon. Vehicle testing showed an average fuel economy improvement of 2 percent. Actual benefits will vary depending on factors such as vehicle/engine type, driving style and diesel fuel previously used.
**Claims apply 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.
§§Benefits are 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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