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K&N RU-4870 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 Diameter6 in (152 mm)
Air Filter ShapeRound Tapered
Base Outside Diameter6 in (152 mm)
Filter MaterialCotton Gauze
Filter Re-Oiling Amount1.24 oz (37 ml)
Flange Inside Diameter2.75 in (70 mm)
Flange Length2 in (51 mm)
Flange TypeCentered
Height6.5 in (165 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 MaterialNone
Top Outside Diameter5 in (127 mm)
Top StyleRubber
Weight1.2 lb (0.5 kg)

K&N RU-4870 Universal Clamp-On Air Filter Product Reviews

Friday, August 26, 2016 - Part RU-4870
I put this filter on my stock Jeep TJ intake tube, works perfect.

Corey Cheney
Flint, Michigan
Monday, June 27, 2016 - Part RU-4870
Customer service was helpful after I received my product, open in the box that was shipped to me. I called them and told them about my concern and they replaced my K&N product with a new one. Hassle free.

Lex Ferguson
Gaithersburg, District of Columbia
Monday, March 21, 2016 - Part RU-4870
K&N always has had the best products. Filter is perfect.

Hartford, Connecticut
Thursday, October 8, 2015 - Part RU-4870
Typical excellent quality. Fits perfect. Highly recommended.

Harry S.
Atlanta, Georgia
Tuesday, October 6, 2015 - Part RU-4870
Thanks got my air filter. My car is running even better.

Monday, February 16, 2015 - Part RU-4870
Perfect replacement for my old and gunked up K&N filter. Easy install and looks and runs great with my typhoon cold air intake.

Santa Clarita, California
Monday, January 6, 2014 - Part RU-4870
Thanks much - perfect fit

Tim Chies