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Originally Posted by LoJac963
Yes every vehicle needs an air filter. Same reason why the human body has mucous membranes, hair that lines the respiratory tract, etc.
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Originally Posted by jsbihn
Remember that a car is like a body, and the oil is the life blood of your car. You have multiple filters in your body, but if one of them shuts down you would have all kinds of junk in your blood and feel horrible.... same with the engine
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Leave it to the medical professionals to compare it to the human body
