FUEL-SAVING DEVICES

You may have seen ads for so-called fuel-saving devices that make outrageous claims about their effectiveness. But are there any that actually work? Get the facts about fuel-saving devices in these articles.

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How have automakers improved fuel efficiency?

By 2025, the Obama administration would like to see the average vehicle rated at 54.5 mpg, or 37 mpg on a window sticker. Considering that the industry has made just over 2 percent gains a year since 2007, this is no small feat.

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