Air filter: Prevents harmful debris, dirt and contaminants from entering your engine. Cabin filter: An implementation that began appearing in vehicles in 2002, it prevents dust, pollen, dirt and other pollutants from entering your car through your A/C and heat vents.
Hereof, how often should you replace the air filter on your car?
The engine air filter should be replaced between 15,000 and 30,000 miles, depending on driving conditions. If you drive on unpaved roads, it needs to be changed more often. If you don't drive a lot, an air filter should be replaced at least every 3 years, as with age it becomes brittle.
How much does it cost to change cabin air filter?
Cabin air filters cost around $15 to $25. You can change one yourself, if you're willing to do the work of finding and removing it. Typically, the filter is located behind the glove compartment, under the hood or under the dashboard.