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K&N Universal Air Filter 4 1/2'' Flange, 5 7/8'' Base, 3 1/4'' x 4 1/2'' Top, 8'' Height

  • Ultra Strong Molded Rubber Flanges
  • Available in Many Mounting Configurations
  • Available in Many Filter Sizes
  • Clamp On
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Pricing: $58.99


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''(1.5mm) to fit in-between sizes. K&N universal air filters are washable and reusable.

Application List



Height: 8 in (203 mm)

Flange Inside Diameter: 4.5 in (114 mm)

Outside Measurements: 5.875'' x 5.875''

Flange Angle: N/A


  • RF-1021
  • RF-1021
  • K&N
  • New

Shipping Information

  • Item Requires Shipping
  • 1.6 lbs.
  • W6.4000” x H11.0000” x L6.4000”

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