K&N Performance Air Intake System (57S-9505)

K&N Performance Air Intake System (57S-9505)The K&N Performance Airbox is designed to dramatically reduce air flow restriction as well as smooth and straighten air flow. Replacing the restrictive factory air filter and air box allows your engine to inhale more air than with the factory air filter assembly. More air means more usable power and acceleration throughout the engine's RPM range. A fully enclosed injection molded air box connects to the factory air intake hose. The removable lid

This cold air intake system is engineered specifically for some Ford F150 V8 5

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

K&N Custom Air Filters for Weber Carburetors - K&N Custom Air Filter kits are designed to boost performance from your carburetor while keeping the dirt on the outside where it belongs

Adds visual appeal under the hood

Cleaning is easy with K&N synthetic filter cleaner

The filter base incorporates a 1/4 inch NPT threaded fitting to attach an optional vent adapter

K&N air intakes are designed to dramatically reduce air intake restriction as they smooth and straighten air flow for a guaranteed horsepower gain

reusable High-Flow Air Filter™ featuring oiled cotton filter media

Air is directed through a CAD-engineered carbon fiber intake tube into the engine's throttle body for a guaranteed power gain

Free-flowing aluminum intake tube paired with a High-Flow Air Filter

9 inch outside diameter

4 inches reduced down to 3