The terms “Flex Fuel” and “Ethanol” are often used interchangeably—and they really shouldn’t be.

Fortunately, the fine folks at Cobb Tuning Products made this quick, one-minute video as part of their “Car Quickies with Cobb” series that’ll walk you through the nuances. And it’ll show you how the aftermarket has stepped up with upgrade parts to help you get the most performance from flex fuel.

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