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KSU-4000 K&N AIR FILTER

SKU: KSU-4000

K&N off-road replacement air filters are ideal for extended use in dirty and dusty off-road riding and provide clean carburetion even at high altitude. Generally, no jet changes are required with just a K&N filter element. K&N replacement air filters are washable and reusable and provide high air-flow with excellent filtration.

  • Designed to provide increased horsepower and acceleration
  • Specifically developed for Off-Road, Motocross, ATVs, UTVs and Side by Sides
  • Pleated cotton media provides a large filtration area offering low restriction, high-capacity and long service intervals
  • Multiple layers of woven cotton gauze media offers excellent filtration
  • Fits directly into OEM air box with application specific sealing bead ensuring a precise fit
  • No fuel management modifications are required to obtain increased performance
  • Washable & reusable, most are pre-oiled and ready to ride
  • One Year Limited Warranty

K&N off-road replacement air filters are ideal for extended use in dirty and dusty off-road riding and provide clean carburetion even at high altitude. Generally, no jet changes are required with just a K&N filter element. K&N replacement air filters are washable and reusable and provide high air-flow with excellent filtration.

  • Designed to provide increased horsepower and acceleration
  • Specifically developed for Off-Road, Motocross, ATVs, UTVs and Side by Sides
  • Pleated cotton media provides a large filtration area offering low restriction, high-capacity and long service intervals
  • Multiple layers of woven cotton gauze media offers excellent filtration
  • Fits directly into OEM air box with application specific sealing bead ensuring a precise fit
  • No fuel management modifications are required to obtain increased performance
  • Washable & reusable, most are pre-oiled and ready to ride
  • One Year Limited Warranty

$114.95

Make payments of $28.74 over 8 weeks and get it now!

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Air Filter Shape Tapered Conical
Base Outside Diameter 6.313 in (160 mm)
Air Filter Material Cotton Gauze
Height 3 in (76 mm)
Inner Wire No
Top Outside Diameter 5.438 in (138 mm)
Top Style Rubber
Top Material None
Air Filter Color Red
Flanges None
Package Contents 1 Air Filter, 1 K&N 1oz Sealing Grease
Package Quantity 1
Warranty 1 Year Limited
Washable Yes
Product Style Tapered Conical Air Filter
Base Inside Diameter 5.125 in (130 mm)
Weight 1.1 lb (0.5 kg)
Filter Re-Oiling Amount 0.64 oz (19 ml)
Air Filter Large End Diameter 6.313 in (160 mm)
Product Box Height 8.63 in (219 mm)
Product Box Length 8.5 in (216 mm)

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