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15% Off Online Orders of Select Parts and Accessories. Enter Promo Code MMJ15 in Cart

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15% Off All Online Orders of Select Parts and Accessories
Receive 15% Off Your Online Purchase. Use promotional code MMJ15 at checkout to receive discount. Not valid in combination with any other discounts or promotions. Not valid on gift cards, special orders, installed merchandise, commercial or fleet purchases. Excludes the following categories: Tires, Wheels, Batteries, Powerstop Brake Kits, Oil, Antifreeze, Refrigerant, Truck Boxes, Vent Visors, Bug Shields and BRANDS: Razor, Traxxas, Superchips, Hypertech, Edge, Bully Dog, Diablo, Edelbrock, Holley, NOS, Proform, Specialty Auto, Thule, Autometer, Accel, K&N, Kenwood, Pioneer, Sony, JVC, MSD and BBK Performance. Valid online until 2:59 am EST on 4/1/17. Online orders scheduled for in-store pick up must be completed by closing on 3/31/17 for discount to apply.

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  • Part #: 9772|
  • SKU: 20060619


    • Joins a 4" tube to a 4 or 3-3/4" tube
    • 2 stainless steel worm gear hose clamps included
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Spectre Coupler, Red, 4"

The Spectre red intake coupler connects any 4 inch outside diameter component or air intake tube to a 4 or 3-3/4 inch outside diameter tube. This coupler is made from reinforced red PVC and includes two stainless steel worm gear hose clamps and a 3-3/4 inch removable reducer. Not recommended for turbo-charged/supercharged engines.
  • Joins a 4" tube to a 4 or 3-3/4" tube
  • 2 stainless steel worm gear hose clamps included
  • Comes with a 3-3/4 inch removable reducer to adapt a 4 inch tube to a 3-3/4 inch tube
  • Made from reinforced red PVC

Product Box Height
6 in (152 mm)
Outlet Diameter
4 in (102 mm)
0.5 lb (0.2 kg)
Inlet Diameter
4 in (102 mm)
Package Contents
Coupler, Sleeve, Clamps
Package Quantity
Product Style
Spectre Couplers/Reducer
Product Box Length
4 in (102 mm)
Product Box Width
4 in (102 mm)