K&N RU-3270 | Air Cleaner Assembly

Part Number
Universal Clamp-On Air Filter
In stock
Free Shipping
Free Shipping
Estimated Ship Date: 1 Business Day or Less
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.



  • Universal Clamp-On Air Filter
  • Regardless of the angle or offset diameter of an air intake| there is probably a K/N Universal air filter for your equipment. K/N universal air filters are washable and reusable.
  • Clamp-On Washable and Reusable Air Filter
  • Designed To Increase Horsepower And Acceleration
  • Universal Clamp-on Air Filter
  • High Air Flow With Excellent Filtration
  • Malleable Flanges
  • One Year Limited Warranty


Automotive Item GradeHigh Performance
CARB/Air Horn Diameter6.000 in.
Filter MaterialCotton Gauze
Filter Re-Oiling Amount2.67 oz (79 ml)
Flange Angle0 Degree
Flange Inside Diameter6.000 in. (152mm)
Flange Length1.000 in. (25mm)
Flange Offset0.000 in. (0mm)
Flange TypeCentered
Flange/Bore Center to Center0.000 in. (0mm)
Frame DesignFlexible
Inner WireNo
Inside Diameter0.000 in. (0mm)
Item Height10.000 in. (254mm)
Item Weight2.500 lbs. (1.1 kg)
Machine WashableYes
MaterialRubber Base
Number of Flanges1
Oil IncludedFilter Is Pre-Oiled
Outside Diameter7.500 in. (191mm)
Package Content1
Package Contents1 Air Filter
Package MaterialPaperboard
Package Quantity1
Package TypeBox
Product Box Height8.500 in. (216mm)
Product Box Length14.130 in. (359mm)
Product Box Width10.380 in. (264mm)
Prop 65 (C, R or CR)CR
Prop 65 Warning Labelhttps://www.knfilters.com/images/l/prop65.jpg
TitleK&N RU-3270 Universal Clamp-On Air Filter
Top MaterialNone
Top StyleRubber
WARNING CA Proposition 65Yes
WARNING CA Proposition 65 MessageWARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov


Customer Questions
Can K&N filters get wet?
No, K&N filters should not get wet.
When to clean K&N air filter?
K&N air filters should be cleaned approximately every 50,000 miles (80,000 kilometers) or as recommended by the manufacturer.
Will K&N filter increase mpg?
It is possible for a K&N air filter to slightly improve fuel efficiency (MPG) under certain conditions.
What does K&N mean?
K&N stands for the names of the two founders of the company, Ken Johnson and Norm McDonald.
Please, mind that only logged in users can submit questions

Compatible Vehicles

Copyright © 2013-present PartsHawk, LLC. All rights reserved.