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 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 a...

K&N 57-1136 cold air intake system replaces the factory air filter and air intake housing in many Polaris Ranger RZR models for a guaranteed increase in horsepower and torque. A free-flowing aluminum...

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 a...

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 a...

K&N 57-1141 cold air intake system replaces the factory air filter and air intake housing in many Can-Am Maverick X3 models for a guaranteed increase in horsepower and torque. A high-density...

The K&N 57-1142 scoop system is designed to provide your engine with a higher volume of fresh air, and helps keep the clutch cool through the use of a heat-resistant HDPE scoop and water-resistant...

The K&N 57-1500-1 FIPK air intake system replaces the restrictive factory air filter and air box in some Mitsubishi 3000GT and Dodge Stealth models. K&N intakes are designed to dramatically reduce...

K&N 57-1506-2 roto-molded cold air intake system is guaranteed to provide an increase in horsepower and torque, and is protected by the K&N No-Hassle Lifetime Limited Warranty. Engineered to provide...

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...

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...

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...