Description: 100% brand new, Never been tried or installed No instructions included Professional installation is highly recommended Air Intake: Helps Engine to Draw In More and Colder Air Color:Black-Red Mandrel-Bent Aluminum Polished 3.75" Piping Filter: 4.00" Inner Diameter, 10.50" Overall Height Aluminum Charge Pipe: 3.75" Inlet / Outlet High Heat Tolerance Silicone Hoses: 3.75" Inlet / Outlet Micro Cotton Gauze Type Filter Material, Washable with Water or Soap, and Reusable Header Exhaust: .