K&N RP-4660 Specialty Air Filter
  • Thumbnail  K&N RP-4660 Specialty Air Filter
  • Thumbnail  K&N RP-4660 Specialty Air Filter

K&N RP-4660 Specialty Air Filter

K&N High Performance
Part # RP-4660
SKU # 318562



Part #RP-4660
SKU #318562

1.- Round Tapered

2.- Carbon Fiber Top

3.- 1 to 4.99 in. Top

4.- 5 to 5.99 in. Height

Item GradeHigh Performance
Air Filter Flange Angle (°)0
Air Filter Flange Length (in)0.63
Air Filter ShapeTapered Conical Air Filter
Air Filter Oil IncludedAir Filter Pre-Oiled
Air Filter Small End Diameter (in)4
Washable FilterYes
Package Contents1 Air Filter
Air Filter Flange1
Air Filter MaterialCotton Gauze
Package Quantity1
Air Filter Large End Diameter (in)5.38
Air Filter Pre-ScreenedNo
Air Filter Flange Inside Diameter (in)4
Air Filter Frame DesignFlexible
Air Filter Overall Height (in)5.5


The RP-4660 Universal Air Filter is constructed from an oiled cotton filter media. It comes with a K&N embossed carbon fiber top for strength and durability. The carbon fiber element adds to the light-weight design and gives this filter a smooth glass like finish. The RP-4660 is a clamp-on filter that has an inside flange diameter of 4 inches and a flange length of 5/8 inches. The base is 5 3/8 inches and the filter height is 5 1/2 inches.

  • checkmarkDesigned to increase horsepower and acceleration
  • checkmarkStrong and long-lasting clamp-on design
  • checkmarkCarbon fiber composite increases aesthetics
  • checkmarkLighter than conventional filter tops
  • checkmarkWashable and reusable