How our fuel works

Turning energy into motion.

Take a closer look at how Esso fuels work

Each piece of your engine needs to work with absolute precision. Learn how Esso fuels are engineered at a molecular level to keep vital engine parts clean. Travel through an engine to see how our gasoline works to help keep your engine running smoothly.

  • Fuel Injectors

    • Each injection pulse mixes fuel with air
    • Dirty injectors can interfere with the mixing of the fuel with air
    • Our fuel helps keep these vital engine parts clean*

  • Intake valves

    • Intake valves open at the precise moment the air/fuel mixture enters the cylinder
    • Our gasoline is engineered at the molecular level to help clean-up this vital engine part*
    • Cleaner valves lead to smoother airflow and fuel mixture

  • Combustion chamber

    • This is one of the most vital parts of the engine
    • Everything must come together perfectly for good performance

  • Molecular view

    • Our gasoline is designed on a molecular level to help keep your engine clean*

  • Exhaust valves
    • The exhaust valve is where the combustion gases are discharged
    • High-quality fuel helps reduce your car’s emissions.*

  • Quality fuels to get you where you’re going

    Discover what steps we take to ensure the quality of our fuels.

    Learn more
  • The right fuel for your vehicle

    Get more out of your engine, and your journey, with Synergy™ gasoline.

    Learn more
  • 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.

    Learn more
  • Pump hand

    TOP TIER Synergy™ gasoline

    Get the facts about Synergy gasoline, including what makes it TOP TIER® and what grades we offer.

    Learn more
Esso and Esso Extra are trademarks of Imperial Oil Limited. Imperial Oil, licensee.
*Applies to Esso-branded gasoline compared to gasoline meeting minimum Canadian government detergency standards, where applicable. Actual benefits vary depending on factors such as vehicle type, driving style, and gasoline previously used.