Turn off your car and make sure it's on a flat surface. Open the hood and find the air filter box, which is held closed by clips or screws. Open it...
If your car's air filter is dirty, your car won't run as well and will use more gas. This is because a clean air filter helps your car use fuel mor...
The life of your air filter depends on if you live in a city or the countryside. In cities, there's more pollution from cars, factories, and buildi...