Thread: K&N Air Filter
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Old 05-15-2003, 05:47 PM
Canada Benz Guy
Posts: n/a
Question K&N Air Filter

Asking for professional opinions again. I have seen all the commercials for the K&N air filters. Do they really work i.e. improve performance, horsepower and get better gas mileage? Is it worth the expensive and effort to change the stock air filter for the K&N air filter?
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