K&N Engineering

An enclosed air box design helps protect the filter and inlet air from the heat of the engine bay, and the air box lid allows for quick and easy access to the filter without tools. A high-density...

Improve the overall appearance of the engine compartment on your late model Chevrolet-GMC truck and 1968 to 1992 GM vehicles with a K&N chrome air cleaner lid. Each lid comes in a deep luster...

The K&N 77-2587KS high-flow performance air intake system is a free-flowing, mandrel-bent aluminum tube air induction system designed to fit specific Ford Explorer models. The restrictive factory...

K&N FIPK air intakes for select Harley-Davidson Touring, Softail, Twin-Cam and Sportster motorcycle models are guaranteed to increase power. They eliminate the restrictive stock OE air cleaner...

This complete air filter assembly has an all stainless steel top and base with a mirror finish. It's velocity stack has a 5-1/8 inch flange and the total height is 8-1/4 inches in height. It has an...

K&N's custom air cleaner assemblies are designed with the racer in mind. They incorporate good looks as well as the superior air flow that you expect from K&N. These custom air cleaner...

K&N's replacement air filters are designed to increase horsepower and acceleration while providing excellent filtration. We make over 1,200 different replacement air filters for the majority of...

Not only does the K&N XStream add filter area, it actually redirects airflow inside the filter to pull in more air through the side pleats for even greater performance efficiency. Cleanable and...

The K&N 57-3103 FIPK air intake system replaces the restrictive factory air filter and air intake tubing while retaining the factory air box on select Chevrolet and GMC models. K&N air...

57-series OEM air box intake systems include a washable, reusable High-Flow Air Filter paired with a CAD-designed high airflow intake tube, and is designed to be a simple, cost-effective performance...

57-series OEM air box intake systems include a washable, reusable High-Flow Air Filter paired with a CAD-designed high airflow intake tube, and is designed to be a simple, cost-effective performance...

K&N's custom air cleaner assemblies are designed with the racer in mind. They incorporate good looks as well as the superior air flow that you expect from K&N. These custom air cleaner...

A high-density polyethylene (HDPE) rotationally-molded tube helps increase the volume of airflow to your engine, and provides a guaranteed increase in horsepower and torque. These systems are paired...

The K&N Performance Airbox is designed to dramatically reduce air flow restriction as well as smooth and straighten air flow. Replacing the restrictive factory air filter and air box allows your...

An enclosed air box design helps protect the filter and inlet air from the heat of the engine bay, and the air box lid allows for quick and easy access to the filter without tools. A high-density...

An enclosed air box design helps protect the filter and inlet air from the heat of the engine bay, and the air box lid allows for quick and easy access to the filter without tools. A high-density...

K&N XStream Air Flow Tops replace the top of your existing round filter and add a new dimension to engine breathing by feeding your engine all the air it can use. They are washable and reusable...

An enclosed air box design helps protect the filter and inlet air from the heat of the engine bay, and the air box lid allows for quick and easy access to the filter without tools. A high-density...

K&N's custom air cleaner assemblies are designed with the racer in mind. They incorporate good looks as well as the superior air flow that you expect from K&N. These custom air cleaner...

The K&N 67-3082 cat-back exhaust kit is engineered to increase performance, deliver robust sound, and install quickly and easily on 2015-2020 Chevrolet/GMC Tahoe/Yukon 5.3L models. Enjoy...

K&N FIPK Air Intakes for select Harley-Davidson Touring, Softail, Twin-Cam and Sportster motorcycle models increase power by eliminating the restrictive stock OE air cleaner and replacing it with...

K&N AirCharger air intakes for select Harley-Davidson Touring, Softail, Twin-Cam and Sportster motorcycle models increase power by eliminating the restrictive stock OE air cleaner and replacing...

A high-density polyethylene (HDPE) rotationally-molded tube helps increase the volume of airflow to your engine, and provides a guaranteed increase in horsepower and torque. These systems are paired...

K&N Street Metal Air Intake Systems for Harley Davidson motorcycles replace the restrictive stock OE air cleaner with an oversized K&N High-Flow Air Filter and a high-volume cast aluminum...