This Stage 1 cold air intake system produces 10hp and 15lbs. x ft. torque. Enclosed in a durable 16 gauge, powder-coated heat shield; this air intake system features a washable/reusable conical air filter that improves airflow for increased horsepower and torque. Heat shield requires little or no assembly and the filter is constructed with 100% polyurethane for long life and multiple cleaning cycles. This intake is 50-state legal for 1999-2003 models(CARB E.O Number D-550-1).