Looking for a top-quality replacement filter for your AFE cold air intake? Look no further than the AFE 21-91061 Momentum HD Pro Dry S Replacement Filter. This high-flow filter is designed to provide maximum airflow and easy maintenance, with three layers of progressively finer mesh synthetic media for excellent dust holding capacity. The pliable polyurethane flange with integrated bumps ensures a tight, no-leak seal, and the tall open evenly spaced pleats make for easy cleaning. reusable for multiple cleanings, the AFE 21-91061 Momentum HD Pro Dry S Replacement Filter is an excellent choice for optimal performance from your cold air intake system.