Precision CNC crafted from billet aluminum. This Stage 2 Oval air cleaner does not have a closed ''face design''; like most. It features an extra open face side-filter for maximum air intake; without losing it''s low profile so plenty of legroom is guaranteed. The high flow pleated cotton air filter element is pre-oiled with black oil and washable for long-time service. It offers excellent filtration but still a very high air flow and with the air coming in from multiple sides the large air intake volume will be extra beneficial for performance motors. Kit is complete and includes all gaskets and hardware required for a no-hassle installation. - Air filter is washable / re-usable - Low profile design for ample legroom - Radius design backing plate engineered for horsepower & torque through unobstructed airflow - Includes backing plate assembly; air filter element; outer cover assembly and necessary installation hardware. Note: See 709182 for the optional rain sock / pre-filter for riding in extreme weather conditions like rain or dust.