Helping you get the most out of your stock air box, the No-Toil Super-FLO Kit makes eliminating the back-fire screen a breeze. This give the air a more direct line to the throttle body, improving your bikes performance. The Super-FLO Kit comes with a back-fire screen-less cage, a pre-oiled flame-resistant filter, and a sweet new filter screw. Fits: Kawasaki KX450F 2016-2018