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K&N

Authorized Dealer

K&N Air Filter 8.938-Inch Height x 6-1/2-Inch Outside Diameter Black Top E-0644

SKU: E-0644

$125.99

K&N Air Filter 8.938-Inch Height x 6-1/2-Inch Outside Diameter Black Top E-0644

Designed To Increase Horsepower
K&N Air Filter 8.938-Inch Height x 6-1/2-Inch Outside Diameter Black Top E-0644

Designed To Provide High Airflow And Exceptional Filtration
K&N Air Filter 8.938-Inch Height x 6-1/2-Inch Outside Diameter Black Top E-0644

Only Needs Cleaning Every 50,000 Mile Under Normal Highway Driving Conditions
K&N Air Filter 8.938-Inch Height x 6-1/2-Inch Outside Diameter Black Top E-0644

Limited 10 Year Or 1 Million Mile Warranty
27 In Stock - Ships in 1-3 days

Shipping & Returns

Shipping

Most in-stock products ship within 1-3 business days. Your available shipping method and final shipping cost will be shown at checkout. Qualifying standard-shipping orders of $150 or more ship free, while larger items may require oversized or freight delivery.

For more information, view our Shipping Policy.

Returns

Changed your mind? Most products can be returned within 30 days of delivery as long as they are unused, uninstalled, and in their original condition.

Contact us to start a return, and we’ll guide you through the next steps.

For complete details, view our Returns & Refunds Policy.

Warranty

Available warranty coverage is provided by the manufacturer and varies by brand and product. Modridge assists customers with eligible warranty claims and helps coordinate the review process with the manufacturer.

Contact us before returning, repairing, modifying, or discarding a product that may be defective. Order information, photographs, installation details, and diagnostic information may be required.

For coverage details and claim instructions, review our Warranty Policy.

Prop 65 Warning

WARNING: Cancer and reproductive harm - www.P65Warnings.ca.gov
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K&N Air Filter 8.938-Inch Height x 6-1/2-Inch Outside Diameter Black Top E-0644

$125.99

$125.99

Cotton Gauze

Element Material

Product Description

K&N (R) washable, reusable High-Flow Air Filters ™ feature a state-of-the-art design of layered, oiled cotton media engineered to improve airflow and capture contaminants, and are designed to provide an increase in horsepower. Each performance air filter is reusable, engineered to last for the entire lifespan of your vehicle. K&N drop-in replacement filters are designed to install easily into your factory air box. Upgrade today and start enjoying superior airflow and superior performance from K&N’s most popular product.


More Features

  • Washable, Reusable, And Engineered To Last For The Life Of Your Vehicle
  • Emissions Legal In All 50 States
  • Engineered To Fit Easily Into Your Factory Air Box

Specifications

Shape
OEM
Type
Washable
Height (IN)
OEM
Length (IN)
OEM
Width (IN)
OEM
Base Dimensions (IN)
OEM
Top Dimensions (IN)
OEM
Oiled
Yes
Element Color
Red
Element Material
Cotton Gauze
Flange Inside Diameter (IN)
OEM
Flange Length (IN)
OEM
Flange Angle (DEG)
OEM
Flange Offset (IN)
OEM
Cap Finish
Matte
Cap Color
Black
Cap Material
Rubber
Includes Gasket
No
Estimated Install Time (Hours)
0.5

Fitment / Application

2017-2019 Ford F-250 Super Duty V8; 6.7L/6651; DIESEL; Turbocharged; MFI
2017-2019 Ford F-250 Super Duty V8; 6.2L/6210; FLEX/GAS; MFI
2017-2019 Ford F-350 Super Duty V8; 6.2L/6210; FLEX/GAS; MFI
2017 Ford F-350 Super Duty V8; 6.7L/6651; DIESEL; Turbocharged; MFI
2017, 2021-2022 Ford F-450 Super Duty V8; 6.7L/6651; DIESEL; Turbocharged; MFI
2017-2019 Ford F-550 Super Duty V8; 6.7L/6651; DIESEL; Turbocharged; MFI
2018-2019 Ford F-350 Super Duty V8; 6.7L/6651; DIESEL; MFI; Turbocharged; VIN T
2018-2020 Ford F-450 Super Duty V8; 6.7L/6651; DIESEL; MFI; Turbocharged; VIN T

Installation & Documents


E-0644_inst.pdf



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Learn Before You Upgrade

  • Will It Fit Your Vehicle?

    A clear, step-by-step guide to verifying vehicle details, fitment notes, and part numbers before you buy.

    Read the Fitment Guide

  • DIY or Professional Install?

    Know the tools, time, supporting parts, and follow-up work before the installation begins.

    Plan Your Installation

  • Build It Once. Build It Right.

    Learn how to plan compatible upgrades in the right order and avoid paying twice for the same result.

    Plan Your Build
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