aFe POWER Magnum FLOW OE Replacement Engine Air Filter with Pro 5R Media delivers maximum airflow for performance-driven enthusiasts. Featuring a progressive 5-layer oiled cotton gauze media in a deep-pleated design, this filter ensures optimal airflow while maintaining a high level of filtration efficiency. The precisely engineered polyurethane frame includes a progressive bump seal, creating a perfect fit with the factory airbox and preventing filter deformation under heavy load. Every filter is designed for a lifetime of performance and protection.