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K&N RU-4990 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   5.0 out of 5 stars   3 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 ShapeRound Tapered
Filter MaterialCotton Gauze
Flange Inside Diameter3 in (76 mm)
Flange Length1.75 in (44 mm)
Flange TypeCentered
Height5.563 in (141 mm)
Base Outside Diameter6 in (152 mm)
Top Outside Diameter5 in (127 mm)
Top StyleRubber
Top MaterialNone
Package Contents1 Air Filter
Package Quantity1
Product StyleRound Tapered Universal Air Filter
Weight1.3 lb (0.6 kg)
Filter Re-Oiling Amount1.06 oz (31 ml)
Air Filter Large End Diameter6 in (152 mm)
Product Box Height7.75 in (197 mm)
Product Box Length6.81 in (173 mm)
Product Box Width6.81 in (173 mm)

K&N RU-4990 Universal Clamp-On Air Filter Product Reviews

Friday, June 30, 2017 - Part RU-4990
A great refresh for my cold air intake.

Carla Blanton
Flower Mound, Texas
Friday, April 14, 2017 - Part RU-4990
Thank you!

Alec Amenta
Palm Desert, California
Thursday, August 11, 2016 - Part RU-4990
Very impressed with both the service and the product I received. It came from California to Canada in 2 days and I was able to install it that weekend. K&N is the best for intakes and the filter was the correct one for my vehicle.

Olivia Stewart
Barrie, Canada