Has Joker's exclusive "baffle plate" crankcase breathing system, held all together with high-strength 12-point alloy mounting bolts Super-clean design features all-CNC-machined billet aluminum construction throughout Improves leg clearance over the stock air cleaner assembly due to its compact design Equipped with a genuine K&N 4" diameter high-flow filter Made in the U.S.A.. AIR CLNR 07-19 XL FN BL