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 NextGen Diesel Dryflow cold air intake systems feature a high-density polyethylene (HDPE) rotationally molded tube designed to help increase the volume of airflow to your engine and provide an...

K&N NextGen Diesel Dryflow cold air intake systems feature a high-density polyethylene (HDPE) rotationally molded tube designed to help increase the volume of airflow to your engine and provide an...

K&N washable, reusable Diesel Dryflow Air Filters feature a state-of-the-art design of layered; cotton & synthetic media engineered to improve airflow and capture contaminants and are designed to...

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 capture contaminants, and are designed to provide an...

The K&N 57-3104 FIPK air intake system replaces the restrictive factory air filter and air intake tubing while retaining the factory air box on specific Chevrolet Colorado models. K&N air intakes are...

This K&N NextGen cold air intake system is engineered for Ford F150/F150 Raptor V6 3.5L. A high-density polyethylene (HDPE) rotationally molded tube helps increase the volume of airflow by 59.01% CFM...

K&N charge pipe kits are made of free-flowing, mandrel-bent aluminum tubes designed to replace the restrictive factory intercooler piping on specific turbo charged vehicles and offer a wide range of...

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 washable, reusable High-Flow Air Filters feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an...

Gain a guaranteed increase in horsepower and torque with K&N cold air intake system featuring madrel-bent aluminum intake tube. Each system is paired with a washable, reusable High-Flow Air 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...