Custom Air Filter

$59.99
In stock
SKU
E-3990
Typically ships out in 1-3 business days
The K&N replacement air filter for RK Series air cleaner assemblies is designed to increase horsepower and acceleration while providing excellent filtration. The air filter is washable and reusable and designed to be used as a replacement air filter for specific K&N RK Series air cleaner assemblies for Harley-Davidson® motorcycles. The air filter is covered by the famous K&N Million-Mile Limited Warranty.
  • Replacement air filter for specific RK Series air cleaner assemblies
  • Designed to boost horsepower and rate of acceleration
  • Washable and reusable
  • High air flow filter media provides exceptional filtration
  • Million Mile Limited Warranty®
Air Filter ShapeRound Tapered
Height2.125 in (54 mm)
Package Contents1 Air Filter
Package Quantity1
WashableYes
Air Filter MaterialCotton Gauze
Product StyleUnique Air Filters
FlangesNone
Base Outside Diameter6.25 in (159 mm)
Top Outside Diameter5.5 in (140 mm)
Top StyleMetal
Top MaterialZinc
Weight0.7 lb (0.3 kg)
Filter Re-Oiling Amount0.37 oz (11 ml)
Product Box Height3.5 in (89 mm)
Product Box Length6.31 in (160 mm)
Product Box Width6.56 in (167 mm)
Inner WireNo
Warranty1,000,000 Miles/10 Year
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