Synergy Diesel Efficient™ fuel for fleets
Believe the hype. Synergy Diesel Efficient is fully formulated, so you can go 2% further without the hassle. It keeps your engine cleaner for better fuel economy, which means less maintenance and downtime – and less off your bottom line. It’s the first widely-available pre-additized diesel, and it’s only available at Exxon™ and Mobil™ stations. Where science and trucking come together.
Synergy Diesel Efficient’s unique formulation helps to:
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Increase fuel economy by an average of 2 percent*
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Boost engine power and responsiveness
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Reduce emissions and burn cleaner
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Improve injector cleanliness and provide corrosion protection
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Holland Special Delivery experienced a 2 percent increase in fuel economy, less DEF consumption, fewer active re-gens and an increase in the performance of their trucks.
See how we developed Synergy Diesel Efficient fuel — and what its advanced formulation can mean for your business.
When drivers and owner-operators at Challenger Motor Freight in the US and Canada used Synergy Diesel Efficient fuel, their trucks had better fuel mileage and performance.
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.
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Synergy Diesel Efficient fuel for passenger vehicles
Now drivers of diesel cars and trucks in the US can visit Exxon™ and Mobil™ stations to fill up with Synergy Diesel Efficient fuel — designed to help improve mileage and deliver more power.
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Energy to take you further
Learn more about ExxonMobil, including milestones in our history and our ongoing commitment to environmental performance and supporting local communities.
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The right fuel for your vehicle
Get the most out of your engine, and your journey, with Exxon and Mobil SynergyTM gasoline and diesel.
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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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Synergy™ gasoline
Learn about our Synergy gasoline, powered by 7 key ingredients and engineered to help improve fuel economy.†
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*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.
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