K&N Engineering

A high-density polyethylene (HDPE) rotationally-molded tube helps increase the volume of airflow to your engine, and provides a guaranteed increase...

Gain a guaranteed increase in horsepower and torque with a K&N cold air intake system featuring a mandrel-bent aluminum intake tube. Each syste...

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, ...

K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, ...

This stainless steel filter element replaces the filter inside a K&N inline fuel/oil filter. Perfect for racing applications, these filters can...

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and...

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and...

K&N washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and...

Upgrade your HVAC system with a K&N Washable and Reusable Air Filter. Designed with your well-being in mind, the MERV 13 rated high-quality ple...

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 ...