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2.875'' (73 mm) Flange Diameter
Round Tapered X-Stream Air FilterFlange Inside Diameter: 2.875" (73 mm) Flange Length: 0.938" (24 mm) Flange Type: Centered Height: 4.75" (121 mm) Base Outside Diameter: 4.25" (108 mm) Top Outside Diameter: 4" (102 mm)
- Pleated filter built in top
- Washable and reusable
- Low restriction
- Clamp-on design
Part TypeAir Filter
BrandK&N
Package Height4.62
Package Width4.62
Package Length7.25
Weight0.92 PG
Part CategoryPerformance Parts
ShapeRound Tapered
Air Cleaner Size (In.)4 1/4 diameter
QuantitySold as a kit
MaterialRubber Base
Air Cleaner FilterRed cotton gauze
Carb/Air Horn Dia2.875 in (73.025 mm)
Air Cleaner Top DesignK&N logo
Wing Nut IncludedNo
Top Outside Diameter4 in (102 mm)
Air Cleaner ShapeRound tapered
Top StyleX-Stream
Filter Height4.75 in (120.65 mm)
Flange TypeCentered
Filter Re-Oiling Amount0.63 oz (19 ml)
Air Filter Large End Diameter4.25 in (108 mm)
Air Cleaner Top MaterialPlastic
Air Cleaner Top FinishBlack
Part FitmentUniversal
Flange Offset0 in (0 mm)
Diameter Outside4 in (101.6 mm)
Air Cleaner BaseBlack rubber
Flange Angle0 degrees
Vendor Part NumberRX-4020-1
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
