Many benefits come with replacing the cabin air filter in your vehicle. It may seem like a minor part of the car's maintenance schedule, but you'll immediately start to notice the effects if you leave a clogged filter in your vehicle. It can make the air cleaner and allow less dust, pollen, and dirt to circulate with a new filter installed. Your air conditioning and heating system in the vehicle will also operate more efficiently to ensure you can control the climate in the car.