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K&N RF-1045 Universal Clamp-On Air Filter

Universal Air Filters > Universal Clamp-On Air Filter
Rating Star 1 Rating Star 2 Rating Star 3 Rating Star 4 Rating Star 5   4.9 out of 5 stars   7 Customer Reviews
  • Designed to increase horsepower and acceleration
  • Hundreds of sizes and shapes for most applications
  • High air flow with excellent filtration
  • Clamp-on washable and reusable air filter
  • Malleable flanges
  • One year limited warranty
K&N's Universal Air Filters are designed and manufactured for a wide variety of applications including racing vehicles, radio-controlled cars, generators, snowmobiles, tractors, and other applications. Regardless of the angle or offset diameter of the air intake, there is probably a K&N Universal air filter for your equipment. All filters are constructed with ultra-strong molded pliable rubber flanges which absorb vibration and allow for secure attachment and can also be stretched for up to 1/16 of an inch (1.5mm) to fit in-between sizes. K&N universal air filters are washable and reusable.

[More Information on Universal Air Filters]

Product Specifications

Air Filter Large End Diameter5.5 in (140 mm)
Air Filter ShapeRound Tapered
Base Outside Diameter5.5 in (140 mm)
Filter MaterialCotton Gauze
Filter Re-Oiling Amount1.59 oz (47 ml)
Flange Inside Diameter3.5 in (89 mm)
Flange Length1.25 in (32 mm)
Flange TypeCentered
Height8 in (203 mm)
Package Contents1 Air Filter
Package Quantity1
Product Box Height11 in (279 mm)
Product Box Length6.38 in (162 mm)
Product Box Width6.38 in (162 mm)
Product StyleRound Tapered Universal Air Filter
Top Material/FinishChrome
Top Outside Diameter4 in (102 mm)
Top StyleMetal
Weight1.3 lb (0.6 kg)

K&N RF-1045 Universal Clamp-On Air Filter Product Reviews

Friday, March 10, 2017 - Part RF-1045
Great customer service. Super fast shipping. Thanks again

Ryan Nissen
Moreno Valley, California
Monday, August 29, 2016 - Part RF-1045
Fit great and easy install.

Chris Brodeur
Long Beach, California
Tuesday, May 17, 2016 - Part RF-1045
I ordered filters for both of my cars because I want extras so I dont have to wait to clean them . I love the increased fuel mileage and horse power.

Wednesday, December 2, 2015 - Part RF-1045
Very good customer service , with follow up filter . As first filter was damaged . Thanks again for prompt service .

Luis Aguilar
Clifton, Arizona
Friday, May 22, 2015 - Part RF-1045
The best filter made, just got a spare so always have a clean one ready to swap out

Colorado Springs, Colorado
Friday, November 21, 2014 - Part RF-1045
Looks great when the hood goes up. Was not expecting polished top. So shiny and cool.

Joshua Alexander
Wednesday, April 23, 2014 - Part RF-1045
Filter was a replacement for my cold air intake system on my 2001 Jeep. It fit great and it well built. Happy I have an authenic K&N filter again. Have used K&N filters since 1990. Thank you,.

Peggy's Jeep