K&N Engineering

Light weight yet durable, K&N's Sprint Car Style Air Boxes are a must for any racer currently using traditional multi-Siamese stacks. Constructed from ultra-light weight carbon fiber K&N's...

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's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other...

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...

K&N Drag Racing Scoop Filters - Now you can protect the motor in your drag car from dust and debris on the track and in the pits with these filters. These units are engineered with two filter...

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...

K&N 57i Generation II Induction Kits are built primarily for European vehicles. They come with K&N's Million Mile Limited Warranty. These intake kits use only non-metallic rotationally molded...

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 XStream Series Motocross Air Filters take performance to the next level with the addition of a filter within the filter's top in order to add even more filtration area for high air-flow and...

K&N's Metric Cruiser Complete Intake Assemblies are designed to provide increased horsepower and performance. The complete intake assembly provides a significant increase in airflow and smoother...

K&N air cleaner assemblies, designed for your Harley-Davidson, are a remarkable combination of performance and style. These air cleaner assemblies are made to increase horsepower and torque by...

K&N air cleaner assemblies, designed for your Harley-Davidson, are a remarkable combination of performance and style. These air cleaner assemblies are made to increase horsepower and torque by...

K&N air cleaner assemblies, designed for your Harley-Davidson, are a remarkable combination of performance and style. These air cleaner assemblies are made to increase horsepower and torque by...

K&N air cleaner assemblies, designed for your Harley-Davidson, are a remarkable combination of performance and style. These air cleaner assemblies are made to increase horsepower and torque by...

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 air cleaner assemblies, designed for your Harley-Davidson, are a remarkable combination of performance and style. These air cleaner assemblies are made to increase horsepower and torque by...

K&N air cleaner assemblies, designed for your Harley-Davidson, are a remarkable combination of performance and style. These air cleaner assemblies are made to increase horsepower and torque by...

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...