Green Filter Conical Air Filter Element - 5.5 in Diameter Base - 4.75 in Diameter Top - 9 in Tall - 4 in Flange - Green GBDS1 And they've now come out

And they've now come out with their Next Gen practice tree that offers the user a variety of added features

3 Customizable Throttle Slots

358 Series

Big Block Snout

Green Filter Conical Air Filter Element - 5.5 in Diameter Base - 4.75 in Diameter Top - 9 in Tall - 4 in Flange - Green GBDS1 And they've now come outProduct Description: Air Filter Element Clamp On Conical 5. 5 in Diameter Base 4. 75 in Diameter Top 9 in Tall 4 in Flange Reusable Cotton Green Universal Sold Individually Green Filter has earned a reputation as being a leading manufacturer of world class filters used by many of the world renowned racing engineers, engine builders, drivers and enthusiasts that regularly "win on Sunday".