My Account
My Garage
Shopping Cart

Shopping Cart

0 items in your Cart
View Cart
Subtotal
Track
My Order
MY GARAGE Select Vehicle
MY GARAGE

Vibrant 11172 Female 3/8"-18NPT Aluminum Weld Bung 1" OD

Part of: Vibrant Female Aluminum Weld Bung OD Pipe Fitting

Other options in this family: Vibrant 11171

Manufacturer

Picture for manufacturer Vibrant

Part Number

11172
11 reviews
Sale Price

$7.25

In Stock (10+)

delivery box

Usually delivered within 2 days

Check out with

ApplePay
Authorize Seller Badge
No Hassle Returns

No Hassle Returns

Live-in-stock inventory

Live-in-stock inventory

Fitment guaranteed

Fitment guaranteed

Product Details

The Vibrant Performance 11172 is a precision-engineered aluminum weld bung designed for installing threaded fittings into exhaust systems, intake manifolds, oil pans, and other custom fabrication projects. This female weld bung features a 3/8"-18 NPT thread pattern and a 1-inch outer diameter, providing a secure mounting point for temperature sensors, pressure gauges, oxygen sensors, and other threaded accessories.

Key Features:

  • Female 3/8"-18 NPT thread pattern for standard pipe fittings
  • 1-inch outer diameter for optimal weld surface area
  • Constructed from high-quality aluminum for lightweight durability
  • Precision-machined threads ensure leak-free sealing
  • Ideal for exhaust, intake, oil, and coolant system installations
  • Compatible with TIG and MIG welding processes

This weld bung is a essential component for performance enthusiasts and fabricators who need to add sensor ports or accessory mounting points to their vehicles. The aluminum construction provides excellent corrosion resistance while keeping weight to a minimum, making it perfect for racing and street performance applications.

Products specifications

Bung Material

Aluminum

Bung Type

Universal

Cap Included

No

Fitting Attachment 1

Female threads

Flanged

No

Notes

Made of T6061 billet aluminum.

Outside Diameter (in)

1.000 in.

Plug Included

No

Quantity

Sold individually.

Size

3/8" NPT (1" OD)

Style

Female

Thread Size

3/8-18 in. NPT

Prop 65

No

Material

6061 Aluminum

Great service, will use in future purchases. These parts that I purchased were near being obsolete, and was very happy they could get them for me.

Quality parts at a good price. Fast delivery. Only reason I did not give five stars was that the parts were not packed securely, and the one package broke open and lost one of the nuts that go to the muffler clamp. Now I have to buy another muffler clamp from the auto parts store. Besides that I was very satisfied with my experience.

Fast and Easy

N/a

This was an awesome experience. I thought I was going to have to have 2 days of car work due to not ordering in time, but apparently what I needed, shipped from Commerce City (and I live in Colorado) and it showed up in 2 days during the busiest ship time of the year. Also was the cheapest price by quite a bit.

Easy navigation! Best price!

just placed the order, guess the tell all will be when I receive the item

servie was easy andquick thanks

The site was easy and I found what i needed quickly with a great price. Thank You

Easy site to use One great security issue the company actualy calls you to confirm the purchase to avove fraud. Excellent job!! i will buy from you again. Bill

Very good pricing and fast delivery of my Volant CAI

Share icon
Return Policy
Returns are easy at THMotorsports

Not happy with a purchase? No problem. We've made returning items as easy as possible. And most purchases can be returned for free for 30 days. Learn more about our Returns Policy