K & N Universal Air Filter RB-0720 Goldwing Puff Vest DS-223739 contain nine friction plates

DS-223739 contain nine friction plates and eight steel drive plates

to reduce inertia and therefore increase performance

The inter core tube is made of stainless that slips over the entrance and into the exit cap that is accented with a Carbon fiber beauty cover with a 60* slash cut and a removable sound insert

: Cat Eliminator System Weight = 3

K & N Universal Air Filter RB-0720 Goldwing Puff Vest DS-223739 contain nine friction platesMatch the o. d. of your carb throat with the i. d. of the filter (given in inches and millimeters) All clamp directly to the carburetor throat, replacing the stock airbox and filter element