S&S Cycle Air Filter 170-0601AHigh flow air filter flows 12% more than stock Direct replacement for the OEM air filter Filter is washable and re usable Plate kit increases airflow performance by a dramatic 95% when paired with the S&S air filter (60. 4 cfm versus stock 30. 9 cmf) Plates are made from durable stainless steel and include mounting hardware Intake eliminator plate kit and air filter sold separately Made in the U. S. A.