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K&N Custom Assembly Small Oval Scalloped Design 4'' Height


  • Increases Horsepower
  • Increases Filtration
  • Washable and Reuseable
  • Includes Top, Base, and Filter
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Pricing: $252.99


K&N Custom 66 Series custom air cleaner assemblies are designed for use with any engine that uses a round element air cleaner housing. They incorporate our famous K&N Air Filters and provide serious air flow. Each complete assembly comes with base, element, top plate and stud.

Application List



Height: 5 in (127 mm)

Outside Length: N/A

Replacement Filter: E-3504

Outside Width: N/A


  • 66-1540
  • 66-1540
  • K&N
  • New

Shipping Information

  • Item Requires Shipping
  • 7.9 lbs.
  • W9.9000” x H6.1000” x L15.8000”

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