Antigua and Barbuda
Bonaire, Saint Eustatius and Saba
Bosnia and Herzegovina
British Indian Ocean Territory
Central African Republic
Cocos (Keeling) Islands
Congo, the Democratic Republic of the
Falkland Islands (Malvinas)
French Southern Territories
Heard Island and McDonald Islands
Isle of Man
Lao People's Democratic Republic
Micronesia, Federated States of
Moldova, Republic of
Northern Mariana Islands
Palestinian Territory, Occupied
Papua New Guinea
Saint Helena, Ascension and Tristan da Cunha
Saint Kitts and Nevis
Saint Martin (French part)
Saint Pierre and Miquelon
Saint Vincent and the Grenadines
Sao Tome and Principe
Sint Maarten (Dutch part)
South Georgia and the South Sandwich Islands
Svalbard and Jan Mayen
Tanzania, United Republic of
Trinidad and Tobago
Turks and Caicos Islands
United Arab Emirates
United States Minor Outlying Islands
Virgin Islands, British
Wallis and Futuna
Air Filters & Cleaning
Automotive Air Filters
Motorcycle / ATV Air Filters
Cabin Air Filters
Heavy Duty Diesel Air Filters
Industrial / Small Engine Air Filters
Racing and Custom Air Filters
Marine Flame Arrestors
Universal & Clamp-on Air Filters
Crankcase Vent Filters
Air Filter Facts
Air Filters by Vehicle Manufacturer
Automotive Air Intakes
Motorcycle / ATV Air Intakes
Diesel Truck Air Intakes
RV Air Intakes
Air Intake Installation Videos
Air Intakes by Vehicle Manufacturer
Automotive Oil Filters
Motorcycle / ATV Oil Filters
Marine Oil Filters
Heavy Duty Diesel Oil Filters
Oil Filters by Vehicle Manufacturer
Automotive Performance Parts
Motorcycle / ATV Performance Parts
Marine Performance Parts
In-Line Fuel Filters
In-Line Fuel Pumps
Apparel & Logo
Search by Vehicle
Search by Part
Search by VIN
Cross Reference Search
Search by Dimension
News and Events
K&N Virtual Tour
K&N Engineering is the world's leading manufacturer of washable performance air filters and air intake systems. K&N invented the reusable high flow cotton air filter in 1969. Take a virtual tour through our Riverside, California facility and see some of what it takes to make the World's Best Air Filter. To get started select one of the starting point images below then use your mouse to browse around in 3D. Look for the white arrows to move around the facility.
Virtual Tour of the K&N Main Lobby
When entering the building through the main lobby, you will find friendly staff who are ready to help you with whatever you may need.
View K&N Main Lobby
Virtual Tour of the K&N Automotive and Motorcycle Dyno Area
K&N's automotive and motorcycle horsepower and torque testing is performed on wheel-based dynamometers, which measure actual brake horsepower and torque at the wheel(s) receiving power from the drive train. K&N's Riverside facility has automotive dynamometers, motorcycle/ATV dynamometers and an oversize vehicle 2-wheel-drive chassis dynamometer.
View K&N Automotive and Motorcycle Dyno Area
Virtual Tour of the K&N Race Shop
The K&N race shop is used to support K&N and K&N partner race vehicles. Custom filter applications are also manufactured for leading race teams in all forms of motorsports.
View K&N Race Shop
Virtual Tour of the K&N Air Filter Manufacturing Floor
K&N builds over 3 million air filters annually using a variety of materials and production equipment depending upon the design requirements of each individual filter.
View K&N Air Filter Manufacturing Floor
Virtual Tour of the K&N Air Filter Manufacturing from Above
K&N designs and builds much of the tooling and machinery used to manufacture their air filters. K&N's automated warehousing system enables efficient delivery of materials required for manufacturing and packaging K&N products.
View K&N Air Filter Manufacturing from Above
Virtual Tour of the K&N Shipping Department
We maintain an enormous inventory of products. The automated warehousing and shipping system works in conjunction with our business management system to enable outstanding fill rates and short lead times.
View K&N Shipping Department
K&N Laboratory Testing
K&N feels it is important to be a leader in scientific testing of air filtration products in order to provide consumers with the best products available. Select a K&N laboratory virtual tour below to see the different types of testing performed at our Riverside facilities.
Virtual Tour of the K&N Engine Dyno Testing Laboratory
The K&N engine dyno room houses our SuperFlow 902 dyno. The facility is used for testing air filter products on engines for R&D product development and race team support.
View K&N Engine Dyno Testing Laboratory
Virtual Tour of the K&N Air Filter Efficiency Laboratory
K&N operates an in-house filtration test laboratory with two different testing machines built in consultation with Southwest Research Institute, one of the pre-eminent testing companies in the world. We perform tests of air filters both in the factory air box and in SAE/ISO recommended test housing fixtures. Our goal is to design air filters with the maximum possible airflow achievable while providing outstanding engine protection.
View K&N Air Filter Efficiency Laboratory
Virtual Tour of the K&N Air Flow Laboratory
K&N Engineering performs airflow testing on a SuperFlow Corporation SF-1020 flow bench capable of measuring airflow rates up to 1020 cubic feet per minute (cfm) at test pressures of up to 65 inches of water. K&N uses this equipment to measure the restriction created by air filter and air intake designs.
View K&N Air Flow Laboratory
Virtual Tour of the K&N Chemical Laboratory
The K&N Chemical Laboratory houses a variety of equipment for R&D testing and analysis of various media, oils, and cleaners.
View K&N Chemical Laboratory
Virtual Tour of the K&N Vibration Testing Laboratory
K&N design engineers use a vibration test stand to put extreme stress on air filters, air filter assemblies, and air intake parts. The vibration stand is designed for vertical, horizontal and lateral testing and helps determine product durability in simulated driving conditions.
View K&N Vibration Testing Laboratory
Warranty & Registration
California Transparency in Supply Chains Act
Cold Air Intake by Make
Copyright © 2015 K&N Engineering, Inc. All Rights Reserved.