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Durability For Tough Environments

The tough environment of diesel trucks requires an equally tough filter which is why K&N® designed heavy-duty diesel air filters to meet the demands of rigorous use. Featuring deeper pleats and larger sizes to increase contaminant-catching surface area, K&N air filters for diesel trucks offer increased performance, exceptional protection, and terrific durability. The washable and reusable design can be used for the entire life of your vehicle, saving you money over disposable filters!


Heavy-Duty Air Filters

Lower Restriction & Improve Horsepower

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K&N Heavy-Duty Air Filters
Commercial Grade Construction

Built for durability, helping provide reliable performance for up to 300,000 miles.

Easy To Clean and Reuse

After applying K&N Power Clean®, use a pressure washer or high-pressure hose to wash away dirt and grime.

Hybrid Filtration Medium

Non-woven synthetic media is designed to be used dry - no oil required.

Heavy-Duty Cabin Air Filters

The New “New Truck Smell”

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Cabin Air Filter
Capture Contaminants

Electrostatically charged to capture most mold, mildew, pollen, spores, fungi, dust, germs, and other contaminants

Washable and Reusable

K&N cabin air filters are washable, reusable, and engineered to last for the life of your vehicle.

Helps Control Odors

K&N washable cabin filters are specially treated to help capture contaminants that cause odors.

Heavy-Duty Oil Filters

Outstanding Oil Filtration

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K&N Heavy-Duty Oil Filters for Diesel Trucks
Heavy-Duty Construction for Extreme Conditions

Specially designed for the high compression levels and tighter tolerances of turbo diesel engines.

Wrench-Off® Design

A durable one-inch nut is welded to the top of the canister for easy removal.

K&N Has Your Back