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K&N E-4250

Replacement Filters > Replacement Industrial Air Filter
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5.0 out of 5 stars 2 Customer Reviews

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List Price: £47.63
Your Price: GBP £35.99 (VAT Included)
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The K&N E-4250 fits some Stihl , Stihl 044, Stihl 064, Stihl 084, Stihl MS440, Stihl MS441, Stihl MS640, and Stihl MS780 models. See vehicle applications for details. The K&N E-4250 replacement air filter is constructed with layers of woven cotton for outstanding filtration and low air restriction to help your engine run more efficiently. This air filter can be washed and reused. The E-4250 is easy to install and is custom designed to fit right into the factory air box of some Stihl chainsaws, as well as other applications.
  • Washable and reusable
  • Designed for industrial and small engine applications
  • High air flow with excellent filtration
  • Ease of maintenance
  • One year limited warranty

Available Information

Part E-4250 Product Specifications

Air Filter ShapeOval
Filter MaterialCotton Gauze
Height1.625 in (41 mm)
Inner WireNo
Inside Length2.813 in (71 mm)
Inside Width1.813 in (46 mm)
Outside Length4.063 in (103 mm)
Outside Width3.063 in (78 mm)
Top StyleOpen
Top MaterialNone
Package Contents1 Air Filter
Package Quantity1
Warranty1 Year Limited
Product StyleOval Air Filter
Base Outside Length4.063 in (103 mm)
Base Outside Width3.063 in (78 mm)
Top Outside Length4.063 in (103 mm)
Top Outside Width3.063 in (78 mm)
Weight0.2 lb (0.1 kg)
Filter Re-Oiling Amount0.22 oz (6 ml)
Product Box Height4.25 in (108 mm)
Product Box Length4.63 in (117 mm)
Product Box Width4.63 in (117 mm)
WARNING: Cancer and reproductive

Product Reviews

November 17, 2018 - Part E-4250
Best air filter invented for a chainsaw.Their pre filter should also be used. Customer service is great if any questions.

R. Ratoon
East Greenbush, New York
June 9, 2014 - Part E-4250
Typical K&N product. Absolutely great!

Jim Wahl
Nevada, Iowa

Review part E-4250