aFe Power Features: 5 Layers Of Progressively Finer Oiled Cotton Gauze Cross Linked Polyethylene Housing With Auxiliary Air Vents Aluminum Mandrel Bent Intake Tube For Increased Air Volume Clear Coat Aluminum Cover Provides Quick and Easy Filter Access 3 Angle Filter Adaptor For Maximum Airflow High Quality Clamps and Couplings For Strength And Durability No Cutting or Drilling On OEM Parts For Faster Installation 2 Layers Of Finer Porosity Synthetic Non-woven Media Height: 13.00 Width: 17.00 Length: 24.00 Weight: 11.00 lbs