aFe MagnumFLOW Universal Clamp-On Conical Air Filter with Pro DRY S Media, Part Number 21-40035

With three layers of progressively finer mesh 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. Magnum FLOW Universal Clamp-On Air Filter w/ Pro DRY S Media 4 IN F x 6 IN B x 4-3/4 IN T x 9 IN H

• Maximum Convenience and Easy Maintenance With Excellent Airflow
• 100% Polyurethane Frame On All Sides For Extra Long Filter Life
• Washable And Reusable For Multiple Cleaning Cycles
• Maximum Airflow for Maximum Performance Gains
• Pliable Polyurethane Flange w/Integrated Bump
• Filter Washes Clean With Soap and Water

The aFe MagnumFLOW Universal Clamp-On Air Filter with Pro DRY S Media is designed to support high airflow and dependable engine protection in a compact conical filter design. Featuring three layers of progressively finer synthetic media between polyurethane top and base sections, this oil-free performance filter helps deliver a strong balance of filtration efficiency and airflow. The filter achieves 99.2% filtration efficiency while providing a practical solution for performance applications requiring a universal clamp-on air filter.

Its tall, evenly spaced pleats provide excellent dust-holding capacity, helping extend service intervals between cleanings. The washable and reusable Pro DRY S media can be cleaned with soap and water, eliminating the need for filter oil and simplifying routine maintenance. A flexible polyurethane flange with integrated sealing bumps helps maintain a tight, leak-resistant connection throughout the filter's service life, while the polyurethane frame construction provides added durability for repeated use.

The aFe MagnumFLOW filter is engineered for maximum convenience, easy maintenance, and consistent airflow. Its universal configuration is suitable for custom intake systems and other automotive applications using a compatible four-inch inlet. This filter is not CARB approved and may not be legal for use on pollution-controlled vehicles in all areas; verify local emissions requirements before installation. The package includes one aFe MagnumFLOW Pro DRY S conical air filter. Part Number 21-40035 is designed for applications requiring a reusable, oil-free performance air filter.

Product Specifications & Technical Data

• Brand: aFe
• Product Line: MagnumFLOW
• Part Number: 21-40035
• Filter Type: Universal clamp-on conical air filter
• Filter Media: Pro DRY S three-layer synthetic media
• Inlet Size: 4 inches
• Filtration Efficiency: 99.2 percent
• Maintenance Type: Washable and reusable with soap and water

What's Included

• One aFe MagnumFLOW Universal Clamp-On Air Filter with Pro DRY S Media

Features:

• High-Flow Performance: Three layers of progressively finer synthetic media support excellent airflow for performance-oriented intake systems.
• Oil-Free Maintenance: Pro DRY S media cleans with soap and water, making routine service simple without the need for filter oil.
• Washable and Reusable: The filter is designed for multiple cleaning cycles to help provide long-term usability.
• Durable Sealing Design: A flexible polyurethane flange with integrated bumps helps create a tight, leak-resistant seal during continued use.

Air Freight Prohibited: false
Not Carb Approved: true
Carb Acknowledgement Required: true
Ltl Freight Required: false
Prop 65: Y
Part Type: automotive
Epa: N/A
Regular Stock: t
Units Per Sku: 1