These custom air cleaner assemblies are designed for use with engines that use a round element air cleaner housing. They incorporate our famous K&N Air Filters and provide more air flow than other...

These custom air cleaner assemblies are designed for use with engines that use a round element air cleaner housing. They incorporate our famous K&N Air Filters and provide more air flow than other...

These custom air cleaner assemblies are designed for use with engines that use a round element air cleaner housing. They incorporate our famous K&N Air Filters and provide more air flow than other...

K&N's custom air cleaner assemblies are designed with the racer in mind. They incorporate good looks as well as the superior air flow that you expect from K&N. These custom air cleaner assemblies are...

K&N's custom air cleaner assemblies are designed with the racer in mind. They incorporate good looks as well as the superior air flow that you expect from K&N. These custom air cleaner assemblies are...

K&N's custom air cleaner assemblies are designed with the racer in mind. They incorporate good looks as well as the superior air flow that you expect from K&N. These custom air cleaner assemblies are...

The K&N Flow Control System utilizes a custom designed base in combination with a unique lid designed to reduce intake turbulence. The resulting smooth, laminar flow enhances cylinder filling,...

K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine. The 62-1000 crankcase vent filter has a...

Constructed with a synthetic filter media, this crankcase vent filter comes with a K&N embossed rubber top and steel base. The tube is 1/2 inch in diameter and clamps directly on to metal or plastic...

K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine. The 62-1015 crankcase vent filter has a...

K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine. The 62-1020 crankcase vent filter has a...

K&N crankcase vent filters are perfect for racing applications, vintage cars or individuals who want to add some aesthetics to their classic carbureted engine. The 62-1030 crankcase vent filter has a...