aFe
aFe MagnumFLOW Air Filter ProDry S 4 F x 6 B x 4-1/2T (INV) x 7 H - 21-91057
- SKU:
- AFE21-91057
- UPC:
- 802959210932
- MPN:
- 21-91057
- Availability:
- Regularly stocked product
Description
Is this air filter compatible with my vehicle?
Confirm fitment using our detailed vehicle compatibility tool to ensure a perfect match for your specific application.
How easy is it to install this air filter?
Achieving superior airflow is straightforward due to the universal fit and pliable polyurethane flange facilitating easy installation.
The aFe Universal Pro Dry S Filter delivers maximum airflow for a noticeable boost in engine responsiveness, scoring a 9 for Street Performance and Engine Performance. Its three layers of synthetic media achieve 99.2% filter efficiency with tall, evenly spaced pleats. This washable and reusable Air Filter - Universal Fit guarantees optimal engine protection and performance.
Key Features
- three layers of progressively finer mesh synthetic media
- 100% polyurethane top and base
- washable and reusable for multiple cleanings
- tall open evenly spaced pleats
- 99.2% filter efficiency
- Pliable Polyurethane Flange w/Integrated Bump
Why Choose the AFE Universal Pro Dry S Filter
Delivers maximum airflow for a noticeable boost in engine responsiveness.
Provides a secure, leak-free seal for optimal engine protection.
Achieves superior filtration, safeguarding your engine from harmful contaminants.
Maximizes engine performance with a reusable filter designed for longevity.
Who Is This For?
Street Performance — 9/10
Superior airflow and 99.2% filter efficiency.
Engine Performance — 9/10
Superior airflow and 99.2% filter efficiency.
Track / Autocross — 8/10
Superior airflow and 99.2% filter efficiency.
Racing Competition — 8/10
Superior airflow and 99.2% filter efficiency.
Easy DIY Install — 7/10
Universal fit and pliable polyurethane flange.
Fuel Efficiency — 6/10
Superior airflow may improve fuel efficiency.
Frequently Asked Questions
How does the aFe Universal Pro Dry S filter improve engine responsiveness?
Delivers maximum airflow for a noticeable boost in engine responsiveness. This is supported by a high "Street Performance" usage score of 9, driven by superior airflow. You can confidently enhance your vehicle's throttle response and overall feel.
Is the aFe Universal Pro Dry S filter easy to install in my car?
Achieving an easy DIY install is straightforward with its universal fitment and pliable polyurethane flange. The "Easy DIY Install" usage score of 7 confirms this ease. This filter is designed for a secure, hassle-free installation experience.
What performance gains can I expect from the aFe Universal Pro Dry S filter?
Maximizes engine performance with a reusable filter designed for longevity and superior airflow. Its "Engine Performance" usage score of 9 highlights its capability to enhance power. Upgrade to unlock a noticeable improvement in your engine's output.
Is upgrading from a stock air filter to the aFe Universal Pro Dry S filter worthwhile?
Upgrading is worthwhile due to the filter's three layers of synthetic media providing 99.2% filter efficiency. This superior filtration safeguards your engine from contaminants far beyond standard filters. Experience enhanced protection and performance with this advanced component.
What is the maintenance required for the aFe Universal Pro Dry S filter?
Maintaining optimal performance is easy with its washable and reusable design for multiple cleanings. The "Easy" maintenance level signifies simple upkeep. This filter offers long-term, dependable engine protection with minimal effort.
Additional Resources
Important Notices
⚠️ CARB Notice: This product is NOT legal for street use in California under CARB (California Air Resources Board) regulations. For off-road or race use only.
⚠️ Proposition 65 Warning: This product can expose you to chemicals including lead and/or other substances known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.
Browse More: Shop All Air Filters - Universal Fit — Air Filters
Additional Information
CARB: |
This product is not CARB Legal and not for sale in California |
Clearance Item: |
N |
MPN: |
21-91057 |
Proposition 65: |
Y |
Case Lot Quantity: |
1 |
Category: |
Air Filters>Air Filters - Universal Fit |
Universal Fitment: |
Y |
Related Products
Related Products
aFe MagnumFLOW Air Filter ProDry S 4in F x 6in B (INV) x 5-1/2inT (INV) x 7-1/2in H - 21-91063
aFe
aFe MagnumFLOW Air Filter ProDry S 5in F x 7in B (INV) x 5.5in T (INV) x 8in H - 21-91062
aFe
aFe MagnumFLOW Air Filter ProDry S 4in F 9in x 7.5in B (INV) 6.75in x 5.5in T (INV) x 7.5in H - 21-91065
aFe
aFe MagnumFLOW Air Filter ProDry S 5in F x 9inx7-1/2in B x 6-3/4inx5-1/2inT x 6-7/8in H - 21-91064
aFe