SKU: 21-91147 | UPC:
aFe Momentum Pro DRY S Replacement Air Filter 5-1/2in F x 8in B x 8in T (Inv) x 9in H
The aFe Power 21-91147 Momentum Pro DRY S is a high flow conical replacement air filter built with oil-free synthetic media for universal fit in compatible performance intake systems. Its precise dimensions of 5-1/2in flange, 8in base, 8in inverted top, and 9in height deliver unrestricted airflow and engine protection across various trucks and SUVs. This washable design extends service life with superior dust capacity and leak-proof sealing.
Key Features
- Three Layers Progressive Mesh: Synthetic media filters progressively finer particles for 99.2% efficiency and maximum engine safety.
- Oil-Free Operation: DRY S media requires no oiling, providing clean high airflow and hassle-free maintenance.
- Polyurethane Construction: 100% polyurethane top, base, and pliable flange with integrated bumps ensure airtight seal over time.
- Tall Pleated Design: Open evenly spaced tall pleats hold more dust for extended intervals between cleanings.
- Washable Reusable: Built for multiple cleanings, reducing long-term costs while maintaining peak performance.
Product Notes
- Direct drop-in replacement for aFe Momentum Pro and compatible intake systems.
- Clean every 30,000-50,000 miles based on driving conditions using aFe restoration cleaner.
- Product weight 2.1 lbs, compact design for easy storage and handling.
Installation Notes
- Professional installation recommended.
- Slide onto matching 5-1/2in intake tube, no clamps or tools required for most setups.
- Compatible with stock or aFe intake hardware, verify flange diameter before install.
This Part Fits
| Year | Make | Model | Submodel |
|---|---|---|---|
| Universal | Various | Various | Fits aFe Momentum Pro intakes 5-1/2in flange (RAM, Ford F-Series, Chevy trucks, Jeep) |
| 2019-2024 | RAM | 1500 | 5.7L DT Series |
| 2017-2023 | Ford | F-150 | 3.5L/5.0L |
| 2014-2023 | Chevrolet | Silverado 1500 | 5.3L/6.2L |
| 2018-2023 | Jeep | Wrangler JL/Gladiator | 3.6L |
Why Choose aFe Power?
- Two decades of performance air intake engineering and manufacturing.
- Flow bench and dyno tested for verified airflow and power increases.
- CAD-designed components for exact fit and durability in demanding conditions.
Frequently Asked Questions
- Q: Does this filter fit my specific vehicle intake?
A: Universal design fits aFe Momentum Pro systems and others with 5-1/2in flange. cross-reference your intake model for confirmation. - Q: What media material is used and does it need oil?
A: Three-layer synthetic progressive mesh is oil-free for simple cleaning and consistent performance. - Q: What is the cleaning process and warranty coverage?
A: Wash with aFe kit or mild soap, air dry completely. backed by limited lifetime warranty on media when maintained properly.
Shipping & Handling
- Method: UPS Ground or FedEx Ground
- Availability: In stock – ships same or next business day
- Packaging: Protective cardboard box 10in L x 10in W x 12in H
- Weight: 2.1 lbs
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