Shop replacement K&N air filters, cold air intakes, oil filters, cabin filters, home air filters, and other high performance parts. Factory direct from the official K&N website.

Get a guaranteed increase in horsepower with a K&N cold air intake. Short ram air intakes from the industry leader in washable filters.

K&N® High-Flow Air Filters™ are washable, reusable, and engineered to last for the life of your vehicle. The official site for K&N® filtration.

Since 1969 K&N Engineering has been designing, manufacturing, and enhancing premium replacement High-Flow Air Filters for a wide variety of vehicle makes. K&N replacement air filters will NOT void your vehicle warranty and are emissions legal in all 50 US states.

K&N® oil filters are engineered to the same exacting standards as the world-famous High-Flow Air Filters™. Featuring durable construction, high flow rates, and outstanding filtration, K&N® oil filters are available for cars, trucks, motorcycles, off-road vehicles, and watercraft.

There’s a reason top racers trust K&N® to protect their trophy trucks in the Baja 1000, premium racecars in 24 Hours of Le Mans, million-dollar NASCAR engines, and high-horsepower dragsters: K&N® air filters let airflow in, and keep dirt out. …

K&N Universal Air Filter, Crankcase Vent Filter, Replacement Air Filter, and Filter Wrap Search by Dimension. Select a product image below to search by dimension, or use our vehicle search grid above to find a replacement filter that correctly fits your vehicle.

K&N Air Filter Wraps PreCharger ® - The K&N PreCharger is a specially designed filter wrap made to extend the service interval of your K&N Filter when used in very dusty conditions. They are made from durable polyester material containing uniform micron openings.

Install a washable, replaceable HVAC air filter & enjoy cleaner home air. Help protect your family from bacteria, dust, and allergens with K&N washable home air filters & furnace filters.

Cross reference by manufacturer for air filters, oil filters, fuel filters, and cabin filters with our convenient search