Our EC-approved Stealth Air Cleaner Kit has an e mark from the European Commission in accordance with the mandatory members of the EU Directive and is legal for sale and use in Europe. Increased filter area, combined with an air horn like radiused inlet and unique S&S® stinger cone to allow smoother faster airflow. For a little more style and a high-performance look, we offer a number of good looking covers. Kit includes backplate, filter element, top plate with stinger, specially tuned silencer ring, hardware, and instructions. Cover sold separately.