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25% Off Online Orders of Select Hard Parts. Enter Promo Code MMJ30 in Cart.

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25% Off Select Parts and Accessories
Receive 25% Off Your Online or In-Store Purchase. Use promotional code MMJ25 at checkout to receive discount. Not valid in combination with any other discounts, promotions or items already on sale. Not valid on gift cards, special orders, installed merchandise, commercial or fleet purchases. Those products that are included will be displayed in product search results and product detail pages. INCLUDES the following categories: Starters, Alternators, Fuel Pumps, Radiators, Shocks & Struts, Chassis, CV Axles, Batteries, Ignition, Window Motors, Wipers, Appearance Chemicals, Car Wash Accessories, Floor Mats, Lift Equipment, Hand Tools, Headlamps and Bulbs. Excludes the following brands: Powerstop, Razor, Traxxas, Superchips, Hypertech, Edge, Bully Dog, Diablo, Edelbrock, Holley, NOS, Proform, Specialty Auto, Autometer, Accel, K&N, Kenwood, Pioneer, Sony, Thule, Thule Karrite, JVC, Flowmaster, Hurst, B&M, MSD, Moog, Wagner and BBK Performance. Valid online until 2:59 am EST on 5/1/17.

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  • Part #: 9551|
  • SKU: 20060513


    • For use with air intake systems or intercoolers
    • Coupler only
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Spectre 3.5"- 3.25" PVC Reducer

Spectre's Intake Coupler Reducer is designed to connect any 3 1/2 inch outside diameter component or air intake tube with a 3 1/4 inch outside diameter component or intake tube. This intake coupler comes complete with 2 stainless steel worm gear hose clamps. This product is not recommended for turbo-charged/super-charged engines.
  • For use with air intake systems or intercoolers
  • Coupler only
  • Adapts a 3.5 In. intake system to a 3.35 In. inlet
  • Made from high quality material

Product Box Height
6.5 in (165 mm)
Outlet Diameter
3.25 in (83 mm)
0.7 lb (0.3 kg)
Inlet Diameter
3.5 in (89 mm)
Package Contents
Package Quantity
Product Style
Spectre Couplers/Reducer
Product Box Length
5.1 in (130 mm)
Product Box Width
3.6 in (91 mm)