aFe Power 21-90108 Performance Replacement Air Filter, 5 IN F x (11x6-1/2) IN B x (8-1/2x4) IN T x 7-1/2 IN H, Washable, Oil-Free Media

With three layers of progressive synthetic media between 100% polyurethane top and base, this high flow, "oil-free" conical performance filter provides maximum convenience and easy maintenance with excellent airflow. Washable and reusable for multiple cleanings, the tall open evenly spaced pleats provide excellent dust holding capacity for longer service cycle between cleanings. Pliable polyurethane flange with integrated bumps insures tight, no leak seal over the life of the filter. This filter has a 99.2% filter efficiency.