K&N Performance Air Intake System (57-1139)

K&N Performance Air Intake System (57-1139)K&N FIPK air intakes for select Harley Davidson Touring motorcycle models increase power by eliminating the restrictive stock OE air cleaner and replacing it with a K&N high flow air filter and cast aluminum intake tube. These intakes come with an die cast aluminum throttle body mounting plate and mounting hardware. K&N high flow intake systems give your Harley an aggressive appearance while providing a significant increase in airflow resulting in

Million Mile Limited Warranty

K&N's carbon fiber composites have an attractive cosmetic appeal

Specifically designed to fit and maximize off-road protection

Durable silicone treated polyester material with stitched elastic openings

Not legal for highway use in states adopting California emission regulations

and a ratchet set

The K&N 57-1570 FIPK air intake system replaces the restrictive factory air filter

The K&N Airforce Pre-Cleaner is a specially designed foam filter wrap made to extend the service interval of your K&N air filter when used in very dusty conditions

More air means more usable power and acceleration throughout the engine's RPM range

Designed to fit specific scoop designs popular to drag racing today

DYNO TESTING YOU CAN TRUST: K&N air intake horsepower/torque testing is performed on wheel-based dynamometers and the reports are included with each intake system

It has an 4 inch inside diameter that reduces down to 3