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K&N Air Filters - Custom Fit

Fill your engine with cleaner, richer oxygen for immediate gains in horsepower, efficiency, and throttle response. The unique foam design of K&N custom fit air filters is ideal for filtering out fine grit that gets through lesser filters. And, they are custom-sized for a perfect replacement.
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K&N Air Filters Reviews


mpg

Reviewed By Robert B (GRAND RAPIDS, MI) Reviewed for a 2015 Chevy Silverado —9/25/2016 5:47 PM

Mpg increase of 1.5

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K&N Air Filters Reviews


Loyal K&N user

Reviewed By Gary B (PARKVILLE, MD) Reviewed for a 2011 Mazda CX-9 —9/25/2016 9:20 AM

Within days I had gotten improved has mileage.

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K&N Air Filters Reviews


Pick up 1/2 mile per gallon

Reviewed By John C (Williston, FL) Reviewed for a 2017 Honda Ridgeline —9/24/2016 7:11 AM

Pick up 1/2 mile per gallon. Easy to install and becomes a good deal, paying for itself as 2 paper filters equal the cost.

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