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Custom Assemblies > Custom Air Filter

List Price: $153.13
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RT-3910
 
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The K&N RT-3910 Custom Air Filter converts the RK-Series Air Filter Assembly (RK-3909) with a taller K&N Air Filter and longer spacers. It is designed for Harley owners who need more air for better performance.
  • Replacement filter for RK-3909
  • Washable and reusable
  • Low restriction
  • Comes with spacers and thread locker

Product Specifications

Air Filter Height2 in (51 mm)
Air Filter MaterialCotton Gauze
Air Filter ShapeOval
California RestrictedNot legal for sale or use in California
ColorRed
Filter MaterialCotton Gauze
FlangesNone
Height2.25 in (57 mm)
Inlet Diameter2.25 in (57 mm)
Length8.813 in (224 mm)
Mounting Hardware IncludedYes
Overall Height2.5 in (64 mm)
Package Contents1 Air Filter
Package Quantity1
Product Box Height3.63 in (92 mm)
Product Box Length8.5 in (216 mm)
Product Box Width8.5 in (216 mm)
Product StyleUnique Air Filters
Replacement FilterE-3037
Top Material/FinishBlack Powder Coated
Weight1.5 lb (0.7 kg)
Width6.188 in (157 mm)