K&N Engineering
K&N Universal Clamp-On Air Filter 3.5in Flg ID x 8.5x5.25in B OD x 6.25x4in T OD x 5.5in H - RU-5040
- SKU:
- KNNRU-5040
- UPC:
- 024844386199
- MPN:
- RU-5040
- Availability:
- Regularly stocked product
Description
What is the installation process for a K&N Universal Air Filter?
K&N Universal Air Filters feature ultra-strong rubber flanges that absorb vibration and stretch up to 1.5mm for a secure, leak-proof attachment to varied intake diameters.
How does a K&N Universal Air Filter improve engine performance?
Universal fit ensures a rock-solid seal, preventing air leaks for optimal engine performance and delivering consistent airflow through its washable and reusable filter media.
The K&N Universal Air Filter provides exceptional fitment, stretching up to 1.5mm to accommodate slightly varied intake diameters for a secure attachment on many applications. Its ultra-strong molded pliable rubber flanges absorb vibration, ensuring a leak-free seal and promoting engine performance. Trust K&N Engineering for a versatile and dependable Air Filter - Universal Fit solution.
Key Features
- ultra-strong molded pliable rubber flanges
- absorb vibration
- secure attachment
- stretched for up to 1.5mm to fit in-between sizes
- washable and reusable
- 1-Year Limited Warranty
Why Choose the KN Universal Air Filter
Delivers a rock-solid seal, preventing air leaks and ensuring optimal engine performance.
Absorbs engine vibrations, protecting your intake system and promoting a smoother ride.
Achieves a perfect fit on slightly varied intake diameters for universal application.
Provides long-term value and reduced waste with its washable and reusable design.
Who Is This For?
Daily Driving Comfort — 7/10
Absorbs vibration for smoother operation.
Street Performance — 7/10
Universal fit ensures secure attachment for many applications.
Track / Autocross — 6/10
Secure attachment is crucial for demanding conditions.
Easy DIY Install — 8/10
Universal fit and pliable flanges simplify installation.
Engine Performance — 6/10
Washable and reusable for consistent airflow.
Visual / Aesthetic Upgrade — 5/10
Universal fit may offer a cleaner engine bay.
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 |
Case Lot Quantity: |
1 |
Category: |
Air Filters>Air Filters - Universal Fit |
Clearance Item: |
N |
MPN: |
RU-5040 |
Proposition 65: |
Y |
Universal Fitment: |
Y |
Install Type: |
Universal Fit |
Product Level: |
Mid Range |
Daily Driving Comfort: |
7/10 |
Street Performance: |
7/10 |
Track / Autocross: |
6/10 |
Easy DIY Install: |
8/10 |
Engine Performance: |
6/10 |
Visual / Aesthetic Upgrade: |
5/10 |
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