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Port Tube

4" diameter, 4-1/2" long

Item # 125M1703

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Item # 125M1703

In stock
$5.99
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About the Port Tube

Building your own subwoofer enclosure? This port tube features a rolled flange to ensure a clean fit on the outside of your box. The tube's ABS plastic construction features markings that make it easy for you to trim the tube to the proper length for your driver and box combination.

Product highlights:

  • ABS plastic port tube for subwoofer box construction
  • rolled front flange for secure mounting
  • internal diameter: 3-15/16", external diameter: 4-1/8"
  • depth: 4-1/2"
  • warranty: 60 days
  • Our 60-day money-back guarantee
  • MFR # M1703

What's in the box:

  • One 4" Dia x 4.5" flanged port tube

Customer reviews

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Port Tube reviews

Average review:

5 reviews

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Port Tube

Douglas from Simpsonville, SC on 9/10/2018

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Great port easy install great quality

Pros: Great quality product tough construction

Cons: None

Crutchfield response on

0 of 0 found this helpful

Port Tube

Crutchfield customer from Richardson, TX on 5/5/2017

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Verified employee purchase (What's this?)

One tube cracked installing it. Not made as well as I thought it would be.

Pros:

Cons:

Crutchfield response on 5/8/2017
We're sorry you had problems with your port tube. Whenever you encounter a problem with anything you purchase from Crutchfield, especially a situation like this, please contact our Customer Support team at 1-800-955-9091. Purchases from Crutchfield can be returned or exchanged within 60 days of the purchase.

0 of 0 found this helpful

Port Tube

Crutchfield customer from Brandon, FL on 1/29/2017

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Verified employee purchase (What's this?)

Great product easy to install made the job look very professional.

Pros:

Cons:

Crutchfield response on

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Nice

Crutchfield customer from Haubstadt, IN on 11/23/2014

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Verified employee purchase (What's this?)

Perfect fit for 4" schedule 40 thick wall PVC. Makes box look Great!!

Pros: Easy to order and fast shipping.

Cons: None

Crutchfield response on

0 of 0 found this helpful

awesome

s420 from topeka, ks on 10/21/2013

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Verified employee purchase (What's this?)

Very good product, solid construction, very easy to use, I definitely recommend this for anyone building a sub box with a round port.

Pros: Good solid quality, easy to use

Cons: It could be a little longer

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0 of 0 found this helpful

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More details on the Port Tube

Mark G.

Product Research

Features

Overview: This is a plastic port tube used for ported enclosures for subwoofers.

Dimensions:

  • Cutout Diameter: 4.15"
  • Interior Diameter: 3.95"
  • Outer Flange Diameter: 4.79"
  • Length: 4.51"

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Customer Q&A

Q
Crutchfield asked: Why did you buy this?
A
This is a replacement. The port tubes on my sub have degraded due to age and UV light. [ Paige  Nov 27, 2017 ]

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