Gas Mileage Tip - Check & Replace Air Filters Regularly

Replacing a clogged air filter can improve your car's gas mileage by as much as 10 percent. Your car's air filter keeps impurities from damaging the inside of your engine. Not only will replacing a dirty air filter save gas, it will protect your engine.

Fuel Economy Benefit: up to 10%
Equivalent Gasoline Savings: up to $0.29/gallon

Note: Cost savings are based on an assumed fuel price of $2.91/gallon.

Estimates for fuel savings from vehicle maintenance, keeping tires properly inflated, and using the recommended grade of motor oil are based on studies and literature reviews performed by Energy and Environmental Analysis, Inc., Washington, DC.