How to Make Your Car Last Forever: Avoid Expensive Repairs, Improve Fuel Economy, Understand Your Warranty, Save Money

Air filters come in all shapes and sizes, as pictured here. Make sure you inspect the air filter every oil change,
that way you catch a dirty air filter before it affects your gas mileage and performance. A clogged air filter
causes diminished airflow into the engine, and thus the computer system tries to make adjustments to the
extent of its parameters to make up for the decreased airflow it senses.