Proper Tire Inflation Saves Gas Properly inflated tires can improve fuel efficiency by 3.3 percent and save nine cents per gallon at the pump, according to the U.S. Department of Energy. Approximately 1.2 billion gallons of fuel are wasted each year by U.S. motorists driving on under inflated tires. Under Inflated Tires Pose Safety Risk Under inflated tires...
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