aFe Magnum FORCE Replacement Air Filter with Pro DRY S Media, Part Number 21-91040

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 FORCE Intake Replacement Air Filter w/ Pro DRY S Media 5-1/2 IN F x (7x10) IN B x (6-3/4x5-1/2) IN T (Inverted) x 5-3/4 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 Magnum FORCE Replacement Air Filter with Pro DRY S media is designed to provide high airflow, dependable filtration, and convenient maintenance for performance air intake systems. Its conical design uses three layers of progressively finer synthetic media between polyurethane top and base sections, delivering a 99.2% filtration efficiency while supporting improved intake airflow.

This oil-free performance filter is washable and reusable, allowing multiple cleaning cycles with ordinary soap and water. Tall, evenly spaced pleats provide strong dust-holding capacity and help extend service intervals between cleanings. The flexible polyurethane flange incorporates integrated sealing bumps to maintain a tight, leak-resistant fit throughout the filter’s service life. The 100% polyurethane construction on all sides also contributes to durability and long-term reuse.

The aFe Magnum FORCE filter, Part Number 21-91040, is intended as a replacement filter for compatible intake applications. It is engineered for maximum convenience and easy maintenance without requiring filter oil. Verify the intake system and vehicle application before installation. This product is not CARB approved and may not be legal for sale or use in certain emissions-controlled applications; review applicable regulations and product requirements before purchase.

Product Specifications and Technical Data

• Brand: aFe
• Product Line: Magnum FORCE
• Part Number: 21-91040
• Filter Media: Pro DRY S synthetic media
• Filter Type: Conical replacement air filter
• Filtration Efficiency: 99.2 percent
• Maintenance: Washable and reusable
• Filter Construction: Three-layer media with polyurethane frame and flange

What's Included

One aFe Magnum FORCE Replacement Air Filter with Pro DRY S media. Intake system and installation hardware are not included unless supplied with the original compatible application.

Features:

• High-Flow Performance: Three layers of progressively finer synthetic media support excellent airflow for performance-oriented intake systems.
• Oil-Free Convenience: Pro DRY S media requires no filter oil and can be cleaned with soap and water.
• Washable and Reusable: Designed for multiple cleaning cycles to help reduce replacement frequency and simplify maintenance.
• Durable Sealing Design: A 100% polyurethane frame and flexible flange with integrated bumps help maintain a tight, leak-resistant seal.

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