About octane ratings
The octane ratings of Synergy™ gasoline
- Synergy Regular 87 octane
- Synergy Extra 89 octane
- Synergy Supreme 91 octane
- Synergy Supreme+ 93 octane
The right octane level for your vehicle
Have a question about octane ratings?
‡Improvements, such as fuel economy, are based on Synergy-branded gasoline, where and when available, compared to gasoline meeting minimum Canadian government detergency standards. Actual benefits will vary depending on factors such as vehicle type, driving style, and gasoline previously used. Concentration and availability of the 7 Key Ingredients may vary based upon factors beyond our control, including supply disruptions
Esso is a trademark of Imperial Oil Limited. Imperial Oil, licensee.
All trademarks used herein are trademarks or registered trademarks of Exxon Mobil Corporation or one of its subsidiaries unless indicated otherwise. Imperial Oil, licensee.