By on December 14, 2017

Most readers of this site know exactly what an octane rating is and how it relates to the bang it provides in an engine. Hauling up to the pumps and being presented with a choice of everything from 87 to race gas is one of the benefits of living in America.

Higher octane fuel is more expensive than other grades and the gulf between regular and super-duper-extra premium is steadily increasing. Is it worth “treating” your car to a tank of high octane every now and then? The American Automobile Association says absolutely not — and they have the testing to back it up.

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