This S&S® Stealth air cleaner kit fits 2008-'16 HD® touring models, 2009-'16 Tri-Glide models, and 2011 Softail CVO models equipped with S&S® B2 or B3 heads and a 70mm S&S® Throttle Hog throttle body for models with electronic throttle control. Increased filter area, combined with a radiused inlet and unique S&S stinger allow smoother, faster airflow for more power. Kit includes a backplate, filter element, top cover, hardware, and instructions. Add one of our covers for a high performance and stylish look.