K&N Engineering

K&N Round Tapered Universal Air Filter 3 inch Flange 6 inch Base 5 inch Top 6 inch Height - RF-1047

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SKU:
KNNRF-1047
UPC:
024844080165
MPN:
RF-1047
Availability:
Regularly stocked product
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$104.99
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Description

What is the flange diameter of the K&N Universal Air Filter?
This K&N Universal Air Filter features a 3 inch inside flange diameter, ensuring a secure fit on a wide range of intake systems.

How often should I clean my K&N Universal Air Filter?
Cleaning your K&N Universal Air Filter is a simple DIY process recommended every 50,000 miles to maintain maximum airflow and engine protection.

The K&N Universal Air Filter delivers maximum airflow for a noticeable boost in engine responsiveness, boasting an 8 score for Street Performance. Its oiled cotton media and carbon fiber accents provide both premium filtration and a striking aesthetic. Experience enhanced engine performance and confidence with this expertly engineered universal air filter.

Key Features

  • oiled cotton filter media
  • K&N embossed carbon fiber top
  • carbon fiber element
  • 3 inch inside flange diameter
  • 1-3/4 inches flange length
  • 6 inch base diameter and filter length

Why Choose the KN Universal Air Filter

Delivers maximum airflow for a noticeable boost in engine responsiveness.

Achieves superior filtration, protecting your engine from harmful contaminants.

Provides a premium look with a sleek carbon fiber top.

Transforms your engine bay with a high-performance, custom appearance.

Who Is This For?

Street Performance — 8/10
Premium performance claim, oiled cotton media for airflow.

Engine Performance — 9/10
Maximum airflow claim for noticeable boost.

Visual Aesthetic Upgrade — 7/10
Embossed carbon fiber top and element.

Track / Autocross — 7/10
Performance claim aligns with track demands.

Drag Racing — 7/10
Maximum airflow supports high-RPM performance.

Easy DIY Install — 6/10
Universal fitment simplifies installation process.

Frequently Asked Questions

Which vehicles can I install the K&N Universal Air Filter on?

This K&N Universal Air Filter is designed to fit 2008-2015 Audi A4/A4 Quattro and Mitsubishi Lancer models. Its universal fitment ensures broad compatibility for these specific applications. You can confidently upgrade your engine's air intake with this tailored fitment.

How difficult is it to install a K&N Universal Air Filter?

Installation of this K&N Universal Air Filter is straightforward, categorized as an 'Easy DIY Install' with a score of 6. Its universal fit type simplifies the process. Expect a hassle-free upgrade to your engine's air filtration system.

What performance improvements can I expect from a K&N Universal Air Filter?

Engine Performance sees a significant boost with this filter, scoring a 9 in our usage matrix. It delivers maximum airflow for a noticeable increase in engine responsiveness. Experience enhanced engine performance with this high-flow filtration solution.

Is upgrading to a K&N Universal Air Filter from a stock filter beneficial?

Upgrading is highly recommended for Street Performance, scoring an 8. The oiled cotton filter media maximizes airflow, offering superior filtration and a noticeable boost in engine responsiveness over standard paper filters. Enjoy a premium performance upgrade for your vehicle.

What makes the K&N Universal Air Filter stand out aesthetically?

This filter elevates engine bay aesthetics, scoring a 7 for Visual Aesthetic Upgrade. It features K&N's signature embossed carbon fiber top and a carbon fiber element. Transform your engine bay with a premium, high-performance custom look.

Additional Resources

Official K&N Engineering Product Page

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.

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Additional Information

CARB:
This product is not CARB Legal and not for sale in California
Clearance Item:
N
MPN:
RF-1047
Proposition 65:
Y
Case Lot Quantity:
1
Category:
Air Filters>Air Filters - Universal Fit
Install Type:
Universal Fit
Product Level:
Premium Performance
Street Performance:
8/10
Engine Performance:
9/10
Visual Aesthetic Upgrade:
7/10
Track / Autocross:
7/10
Drag Racing:
7/10
Easy DIY Install:
6/10
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