aFe Power 51-12742 Magnum FORCE Pro DRY S Stage-2 Intake System Oil-Free Pro DRY S Filter, "Oil-Free" 3-Layers Of Progressively Finer Porosity Synthetic Media 5-3/4" Tall Inverted Top Conical Filter with a 5-1/2" flange opening diameter, 3-Angle Filter Adaptor One Piece 3.50" mandrel-bent wrinkle-black powder-coated intake tube, No cutting or Drilling, Hardware, Clamps Are Included