High-Flow Original Universal Air Filter - 4-1/16" FLG, 6-7/8"B, 5-7/8"T, 2-3/16"H, W/SMOG PORT

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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.
  • 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
Package Contents1 Air Filter
Air Filter MaterialCotton Gauze
Package Quantity1
Flange TypeOffset
Flange Offset0.469 in (12 mm)
Flange Inside Diameter4.063 in (103 mm)
Air Filter ShapeTapered Conical
Top MaterialRubber
Top StyleRubber
Top Outside Diameter5.875 in (149 mm)
Height2.188 in (56 mm)
Flange Length0.75 in (19 mm)
Base Outside Diameter6.875 in (175 mm)
Warranty1 Year Limited
Air Filter ColorRed
Product StyleRound Tapered Universal Air Filter
Weight1.1 lb (0.5 kg)
Filter Re-Oiling Amount0.48 oz (14 ml)
Air Filter Large End Diameter6.875 in (175 mm)
Product Box Height7.25 in (184 mm)
Product Box Length7.25 in (184 mm)
Product Box Width7.25 in (184 mm)
Footnote 1Base Has 1/32" Vent
No cross references found for this part
DIY Level

Easy Moderate Advanced

Tools Typically Needed


Installation Time

5-10 Minutes

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