K&N Universal Custom Air Filter - Round 1.625in Flange / 1.625in ID / 2.75in Overall Height Cooling>Transmission Coolers s exclusive B-Tube Technology: Unlike

s exclusive B-Tube Technology: Unlike a regular oval-shaped "O" type radiator tube

the guard can accept locking pins (not included) for security against theft

or vehicle

Its improved multifaceted modern aluminum surface offers improved reflectivity and rigidity and allows for ease of installation

K&N Universal Custom Air Filter - Round 1.625in Flange / 1.625in ID / 2.75in Overall Height Cooling>Transmission Coolers s exclusive B-Tube Technology: UnlikeK&N Custom Air Filters for Single or Two Barrel 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. These assemblies come with custom chrome top and base plates and the famous K&N High Flow Washable Air Filter.