K&N Round Tapered Universal Air Filter 6 inch Flange 7.5 inch Base 5 inch Top 8 inch Height K&N Engineering KNNRF-1044
K&N Round Tapered Universal Air Filter 6 inch Flange 7.5 inch Base 5 inch Top 8 inch Height K&N Engineering KNNRF-1044
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K&N Round Tapered Universal Air Filter 6 inch Flange 7.5 inch Base 5 inch Top 8 inch Height

KNNRF-1044
024844076380
Air Filters - Universal Fit
20+ Units In Stock - Ships Next Business Day
$ 94.99
$ 94.99

SKU: RF-1044 | UPC: 024844076380

K&N Round Tapered Universal Air Filter 6 inch Flange 7.5 inch Base 5 inch Top 8 inch Height RF-1044 Fits Ford F-250 F-350 Nissan Titan Ram 1500 Tundra

K&N RF-1044 is a clamp-on universal air filter for racing vehicles generators tractors snowmobiles and trucks like 1999-2004 Ford F-250 F-350 Super Duty 2004-2015 Nissan Titan Armada 2009-2018 Ram 1500. Constructed with pliable rubber flanges that stretch up to 1/16 inch for secure fit it delivers increased airflow for more horsepower and acceleration. Washable and reusable this pre-oiled filter traps contaminants with four layers of cotton gauze for long-lasting engine protection.

Key Features

  • Four Layers of Protection: Premium cotton gauze with tacking agent forms intricate media to block harmful dirt and debris while allowing maximum airflow.
  • Clean Every 5 Years: Lasts up to 75,000 miles or 5 years under normal highway driving reducing maintenance frequency.
  • Easy Installation: Pre-oiled and ready to use clamps directly onto 6 inch intake for immediate performance gains without tools.
  • Engineered Power: State-of-the-art media boosts horsepower acceleration and throttle response across RPM range.
  • Rugged Construction: Durable materials and vibration-absorbing flanges built to withstand harsh conditions for a lifetime.

Product Notes

  • Flanges stretch up to 1/16 inch (1.5mm) to fit in-between sizes on angled or offset intakes.
  • Wash with K&N cleaner and re-oil every 75,000 miles for peak performance.
  • Product weight 2 pounds package dimensions 9.17 x 8.98 x 8.39 inches.

Installation Notes

  • Professional installation recommended.
  • Clamp onto 6 inch round intake flange verify secure fit before driving.
  • Compatible with stock or aftermarket intakes no cutting or modification needed.

This Part Fits

Year Make Model Submodel
1999-2004 Ford F-350 Super Duty Lariat XL XLT
2010-2014 Ford Mustang Shelby GT500
2004-2010 INFINITI QX56 Base
2005-2015 Nissan Armada LE Platinum SE SL SV Titanium
2000-2005 Ford Excursion Limited XLS XLT Eddie Bauer
1999-2004 Ford F-250 Super Duty Base Lariat XL XLT Harley-Davidson Edition King Ranch
2004 Ford F-250 Base Lariat XL XLT
2017-2019 Nissan Frontier Desert Runner PRO-4X S SL SV
2009-2010 Dodge Ram 1500 Laramie SLT Sport ST TRX TRX4
2011-2019 Ram 1500 Big Horn Express Laramie Laramie Limited Laramie Longhorn Tradesman Tradesman HD Classic
2013-2018 Ram 2500 3500 Big Horn Laramie Laramie Limited Laramie Longhorn Limited Lone Star SLT ST Tradesman
2016-2017 Toyota Land Cruiser Base
2014-2019 Toyota Tundra 1794 Edition Base Limited Platinum SR SR5 TRD Pro
2004-2015 Nissan Titan XE LE PRO-4X S SE SL SV
2004 Nissan Pathfinder Armada LE SE

Why Choose K&N?

  • Over 50 years engineering high-flow air filters for motorsports and street use.
  • Million-mile durability proven in real-world testing on trucks and performance vehicles.
  • Precision manufacturing ensures exact fit and consistent airflow gains.

Frequently Asked Questions

  • Q: Does RF-1044 fit my 2004 Ford F-250 Super Duty?
    A: Yes it fits 1999-2004 Ford F-250 Super Duty models including XL XLT Lariat with 6 inch intake flange.
  • Q: What material is used in the filter media?
    A: Four layers of premium cotton gauze treated with proprietary oil for superior trapping and airflow.
  • Q: What is the warranty and cleaning interval?
    A: 1-Year Limited Warranty clean every 75,000 miles or 5 years using K&N kit for reuse.

Shipping & Handling

  • Method: UPS Ground or FedEx
  • Availability: In stock - ships same or next business day
  • Packaging: Secure box 9.17 x 8.98 x 8.39 inches
  • Weight: 2 pounds

Request For Information

Have questions about K&N Round Tapered Universal Air Filter 6 inch Flange 7.5 inch Base 5 inch Top 8 inch Height? Fill out the form below and we'll get back to you by the next business day.
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