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Vehicle Info NeededK&NPART NUMBER: 599-RC-3690
RC-3690 Round Tapered Universal Clamp-On Air Filter
$9499
Ships on 09/09/2026
Lowest Price Guarantee3.5'' (89 mm) Flange Diameter
Round Tapered Universal Clamp-On Air FilterFlange Inside Diameter: 3.5" (89 mm) Flange Length: 1.75" (44 mm) Flange Type: Centered Height: 9" (229 mm) Base Outside Diameter: 6" (152 mm) Top Outside Diameter: 4.5" (114 mm)
- Designed to increase horsepower and acceleration
- High air flow with excellent filtration
- Clamp-on washable and reusable air filter
- Malleable flanges
- One year limited warranty
Part TypeAir Filter
BrandK&N
Package Height9 in (229 mm)
Package Width6.5
Package Length11.1
Weight1.85 PG
Weight1.9 lb (0.9 kg)
Part CategoryPerformance Parts
Flange Length1.75 in (44 mm)
Top MaterialChrome
Flange Center To Center0 in (0 mm)
Top StyleMetal
Package Contents1 Air Filter
Air Filter Large End Diameter6 in (152 mm)
Air Filter Bottom Measurement (In.)6.000 diameter
Air Filter Top Measurement (In.)4.500 diameter
Top Material/FinishChrome
Top Inside Diameter0 in (0 mm)
Base Outside Diameter6 in (152 mm)
Frame DesignFlexible
Flange Angle0 degrees
Flange Angle (Deg)0
Flanges1
QuantitySold individually
Overall Length9 in (228.6 mm)
Air Filter ShapeRound Tapered
Inner WireNo
Top Outside Diameter4.5 in (114 mm)
Oil IncludedYes
Flange TypeCentered
Filter Re-Oiling Amount1.92 oz (57 ml)
Air Filter StyleConical
Product StyleRound Tapered Universal Air Filter
Flange Inside Diameter3.5 in (89 mm)
Base Inside Diameter0 in (0 mm)
Inlet Flange Inside Diameter3.5 in (88.9 mm)
Flange Offset0 in (0 mm)
WashableYes
Vendor Part NumberRC-3690
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
