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Does the 2011 Acura TSX require premium gas?

Yes, the 2011 Acura TSX requires premium gasoline. This luxury sedan from Honda's premium brand is designed to run on higher-octane fuel for optimal performance and efficiency.


Acura TSX Fuel Recommendations


According to the owner's manual for the 2011 Acura TSX, the recommended fuel is premium unleaded gasoline with a pump octane number of 91 or higher. Acura engineers have tuned the TSX's engine to take advantage of the higher octane rating of premium fuel, which allows for increased compression ratios and more advanced ignition timing.


Using regular gasoline in the 2011 TSX is not recommended, as it could result in reduced power, fuel economy, and engine performance. The engine may also experience increased knocking or pinging, which can potentially lead to long-term damage over time.


Why Premium Fuel is Recommended



  • Increased Power and Acceleration: Premium gasoline has a higher octane rating, allowing the TSX's engine to produce more power and torque, resulting in better acceleration and responsiveness.

  • Improved Fuel Efficiency: The higher octane rating of premium fuel enables the engine to run at a higher compression ratio, which can improve overall fuel economy.

  • Engine Protection: Premium fuel is less prone to premature detonation, or "knocking," which can cause engine damage over time. The TSX's engine is designed to take advantage of premium fuel's resistance to knocking.


While using premium fuel is recommended for the 2011 Acura TSX, it's important to note that the vehicle can still operate on regular gasoline if necessary. However, doing so may result in a noticeable decrease in performance and fuel efficiency, as well as potential long-term engine issues.

Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.