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SKU: 21-40505 | UPC: 802959210130
aFe Power MagnumFLOW Pro DRY S Universal Air Filter 4in F x 6in B x 4in T x 5in H
The aFe Power 21-40505 MagnumFLOW air filter uses Pro DRY S media in a round conical design for universal clamp-on fitment on 4 inch intake tubes across various performance vehicles and custom setups. This oil-free filter combines high airflow with 99.2 percent efficiency to support engine power while capturing dust effectively. Its washable construction allows repeated use with simple cleaning for ongoing protection and performance.
Key Features
- Pro DRY S Media: Three layers of non-woven synthetic mesh deliver 99.2 percent filter efficiency without oil for easy maintenance and consistent airflow.
- Polyurethane Frame: 100 percent polyurethane top base and sides ensure long filter life with a pliable flange featuring integrated bumps for a secure no-leak seal.
- Dimensions: 4 inch flange ID centered 6 inch base diameter 4 inch top diameter and 5 inch height fit standard intake systems with tall pleats for high dust capacity.
- Washable Design: Reusable filter cleans completely with soap and water supports multiple cycles and provides longer service intervals between cleanings.
- Clamp-On Style: Gray conical shape mounts easily on 4 inch tubes for direct replacement in performance air intake applications.
Product Notes
- Pre-oiled no arrives ready to install with oil-free media.
- Clean every 30,000 to 50,000 miles based on driving conditions for best results.
- Ships in protective box measuring 7in x 7in x 6in with 1.8 lb product weight.
Installation Notes
- Professional installation recommended.
- Clamp directly onto 4 inch intake tube no cutting or modification needed.
- Compatible with standard hose clamps ensure tight fit on smooth intake pipes.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| All Years | Universal | Clamp-On Intakes | 4in Flange ID |
Why Choose aFe Power?
- Engineered air filters trusted in racing and street performance.
- High-flow designs proven to increase horsepower across applications.
- Precision construction with durable materials for reliable engine protection.
Frequently Asked Questions
-
Q: What vehicles does the 21-40505 fit?
A: Universal clamp-on design fits any setup with 4 inch intake flange including custom intakes on cars trucks and SUVs. -
Q: What material is the filter made from?
A: Non-woven synthetic Pro DRY S media in a fully polyurethane frame resists cracking and provides oil-free operation. -
Q: How do I maintain this filter?
A: Wash with mild soap and water rinse thoroughly then air dry completely before reinstalling no oil required.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock - ships same or next business day
- Packaging: Original aFe Power retail box 7in L x 7in W x 6in H
- Weight: 1.8 lbs
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