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StreetWires FB4 4-gauge firewall bushing

Item # 211FB4

Item # 211FB4

Shop all StreetWires Firewall Bushings

About the StreetWires FB4

Ken Nail

Keep water out when you run power cable through your car's firewall. The StreetWires FB4 firewall bushing protects your 4-gauge power cable from wear and chafing, and provides a watertight seal when it's tightened down. Lifetime warranty.

What's in the box:

  • Threaded bushing shaft
  • Cap
  • Nut
MFR #FB4

Customer reviews for StreetWires FB4

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4.0 out of 5 stars
12 reviews

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More details on the StreetWires FB4

Mark G.
The StreetWires FB4 replaces these items:

Product Research

Features

General Description: The StreetWires firewall bushing is a three piece design; the threaded shaft loads through the firewall, a rounded cap screws on from one side and a nut from the other. A watertight seal is created as the ends are tightened. Your wire will be protected from metal jagged edges and moisture.

Available Sizes and Dimensions: The StreetWires firewall bushings are available in three sizes.

8-Gauge Firewall Bushing:

  • Cut-Out Diameter: 0.58"
  • Shaft Length: 1.159"
  • Inner Hole Diameter For Wire: 0.25"

4-Gauge Firewall Bushing:

  • Cut-Out Diameter: 0.88"
  • Shaft Length: 1.275"
  • Inner Hole Diameter For Wire: 0.5"

1/0 Gauge Firewall Bushing:

  • Cut Out Diameter: 1.105"
  • Shaft Length: 1.588"
  • Inner Hole Diameter for Wire: 0.75"

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