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K & N Performance Parts
K & N E-4521
K & N E-4521 Replacement Industrial Air Filter 600x421
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K & N E-4521
K&N E-4521 Replacement Filters for industrial applications.
• The Original High-Flow Air Filter
• Designed to Increase Horsepower and Acceleration
• Washable and Reusable
• Lasts Up to 50000 Miles Before Cleaning is Required
• A K&N Replacement Air Filter
Retail Price: $54.09
Our Price: $34.99
UPC 024844108449
Free Shipping and Handling for orders over $99!
(US only. Excluding any oversize charges.)
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1Estimated Shipping Dates are based on available inventory and the nearest warehouse.
Performance Parts is a K & N authorized performance retailer
Product Info Related Items
K&N E-4521 Replacement Filters for industrial applications.
• The Original High-Flow Air Filter
• Designed to Increase Horsepower and Acceleration
• Washable and Reusable
• Lasts Up to 50000 Miles Before Cleaning is Required
• A K&N Replacement Air Filter

K&N Small Engine and Light Industrial Replacement Air Filters - K&N manufactures many direct replacement elements for small industrial engines, utility lawn and garden units, air compressors, generators, chain saws, etc.


K&N Replacement Industrial Air Filter E-4521
KOHLER CH18, CH25, & CV25 models
Shipping Weight/Dimensions:
Weight:0.16 lbs
Height:1.00 in.
Length:7.00 in.
Width:4.88 in.
Shipping from warehouses in the U.S. and Canada!
Performance Parts has over 20 warehouses in the U.S. and Canada so you can get your parts duty free! Call for availability.
K&N Replacement Filter Series
  • Million-Mile Replacement Air Filters
  • K&N's replacement filters provide improved performance that will last for the life of your vehicle. Each can go up to 50,000 miles between cleanings and offer an environmentally sound alternative to filters that must be thrown away at service.
K&N E-4521DK
$11.95
• Double Air Flow
• Allows For Optimum Air Flow
• Keeps Dirt On Outside
• Additional Filtering Barrier
• Reusable/Washable
• Long Lasting Performance
• Limits Water From Reaching Air Filter
• Polyester/Polyester Wrap
- Last Updated: 2016-07-11 12:19:24 -
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