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Vehicle Info NeededSPECTREPART NUMBER: 865-9746
Air Duct Reducer Adapts 4" to 3.5" ducting
$2299
Ships on 09/09/2026
Lowest Price GuaranteeAir Duct Reducers - PVC
- Air Duct Reducer
- Adapts 4" to 3.5" ducting
- Includes 2 hose clamps
- Blue
- Allows Combination To Fit Specific Applications
- Have The Freedom To Create Any Intake
Part TypeAir Intake Component
BrandSPECTRE
Package Height4.0
Package Width4.7
Package Length6.1
Weight0.46 PG
Part CategoryPerformance Parts
Tubing Coupler Inlet Diameter3.5 in (88.9 mm)
Tubing Coupler TypeStraight
Tubing Coupler FinishBlue
Tubing Coupler Outlet Diameter4 in (101.6 mm)
Center Line Radius0
Tubing Coupler MaterialPlastic
Outlet Diameter3.5 in (89 mm)
ColorBlue
QuantitySold individually
MaterialPVC
Bend AngleStraight
Leg/Straight Length3 in.
Inlet Diameter4 in (102 mm)
Tubing Coupler Length3 in (76.2 mm)
Part FitmentUniversal
Attachment MethodClamp-On
FinishBlue
Diameter3.5 x 4 in. ID
Vendor Part Number9746
Package Qty1
Package TypeEA
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Some parts are not legal for use in California or other states with similar laws / regulations
