K&N 57-1003 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...

K&N 57-1129 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...

K&N 57-1134 FIPK performance air intake system increases power by eliminating the restrictive stock OE air cleaner and replacing it with a K&N complete performance intake system. Built-in breathers...

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 57-1137 FIPK performance air intake system increases power by eliminating the restrictive stock OE air cleaner and replacing it with a K&N complete performance intake system. Built-in breathers...

K&N 57-1137S FIPK performance air intake system increases power by eliminating the restrictive stock OE air cleaner and replacing it with a K&N complete performance intake system. Built-in breathers...

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...

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 intake...

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...

K&N 57-1507 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...

K&N 57-1509-1 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...