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Vehicle Info NeededK&NPART NUMBER: 599-E-3640
9" Air Filter Element 4" Element Height
$8399
Ships on 09/04/2026
Lowest Price Guarantee9" Air Filter Element Only
- 9" Air Filter Element
- Height: 4"
- OD: 9"
- ID: 7.5"
- Round
- Increases Horse Power And Acceleration
- Custom Designed To Fit Factory AirBox
- No Cutting Or Fitting Required
- Million Mile Limited Warranty
- Reusable/Washable
- Long Lasting Performance
Breakthrough Air Filtration Design
K&N high-performance air filters improve acceleration and increase horsepower output. These durable filters are available in a multiple-layer pleated, high-flow oiled cotton gauze or dryflow to enhance filtration and overall performance. Each OE-style air filter provides virtually unrestricted air flow with exceptional filtration and is washable, reusable, and environmentally friendly.
Part TypeAir Filter
Product LineK&N High-Performance OE-Style Replacement Air Filters
BrandK&N
Package Height4 in (101.6 mm)
Package Width8.75 in (222.25 mm)
Package Length12.4
Weight1.5 PG
Part CategoryPerformance Parts
Diameter Inside7.25 in (184.15 mm)
ShapeRound
Air Filter Outside Diameter9 in (228.6 mm)
QuantitySold individually
Overall LengthN/A
Filter MaterialCotton Gauze
Inner WireNo
Top StyleOpen
Filter Re-Oiling Amount1.26 oz (37 ml)
Air Filter StyleRound
Filter StyleDry
Cap Outside DiameterN/A
Part FitmentUniversal
Diameter Outside8.75 in (222.25 mm)
Vendor Part NumberE-3640
Package Qty1
Package TypeEA
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