aFe POWER Magnum FLOW OE Replacement Engine Air Filter with Pro GUARD 7 Media is engineered for maximum filtration, making it ideal for off-road and dusty environments. This 7-layer media combines cotton gauze and synthetic material to trap even the finest particles, without drastically sacrificing airflow. Its deep-pleated construction provides extended surface area for longer service intervals. The durable polyurethane frame includes a progressive bump seal, ensuring a perfect fit in the factory airbox and preventing filter deformation under extreme conditions.