K&N 14 CUSTOM AIR CLEANER ASSEMBLY, CHROME TOP -- Neck Flange 5.125, Filter Height 3, Total Height 2.75 in., 1.25 in. Drop Base Style, Designed For Any Engine That Uses A Round Element Air Cleaner Housing, Provides Superior Air Flow And Good Looks, Comes With Base, Element, And Top Plate, With Manufacturer's Limited Million Mile Warranty