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Part #: AFE59-00012

AFE 59-00012 4-3/8" x 4-1/8" Magnum Force Reducing Coupler

Universal - 4-3/8" x 4-1/8" x 2-1/4" L
Part #: AFE59-00012
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The AFE 59-00012 4-3/8" x 4-1/8" Magnum Force Reducing Coupler is the perfect solution to those building their own custom intake system, or just repairing a torn boot on your existing intake. The polyurethane reducer coupler is designed to connect to a 4-3/8OD tube with a 4-1/8" OD and is 2-1/4" long. The polyurethane construction is designed to meet modern elevated engine compartment temperatures with a reaction injection molded (RIM) polyurethane configuration. Standard stainless steel worm-gear #072 clamps provides tight connections, durability and is corrosion resistance for industrial, commercial, truck, off-road and racing applications.


  • 4-3/8" x 4-1/8" ID x 2-1/4" L
  • Reaction Injection Molded (RIM) Polyurethane
  • 100% 60 Shore "A" Polyurethane Construction
  • Allows For Expansion, Movement & Vibration 
  • Standard Stainless Steel Worm-Gear Clamps


  • MFG. Number 59-00012
  • Manufacturer Name AFE
  • Shipping Weight 3.00 lb.
  • Shipping Length 8 in.
  • Shipping Width 8 in.
  • Shipping Height 8 in.
  • UPC 802959592953
  • Prop 65 WARNING: Cancer & Reproductive Harm -


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