---
product_id: 664506082
title: "2 PCS M18×1.5 Stepped Mounting Bung and Plug, 304 Stainless Steel Notched Style Mounting Bung & Plug, O2 Oxygen Sensor Mounting Exhaust Weld in Bung Plug, Car Accessories"
brand: "wevdn"
price: "HK$142"
currency: HKD
in_stock: true
reviews_count: 8
category: "Wevdn"
url: https://www.desertcart.hk/products/664506082-2-pcs-m18-1-5-stepped-mounting-bung-and-plug
store_origin: HK
region: Hong Kong
---

# High-temp resistant M18×1.5 size 304 stainless steel 2 PCS M18×1.5 Stepped Mounting Bung and Plug, 304 Stainless Steel Notched Style Mounting Bung & Plug, O2 Oxygen Sensor Mounting Exhaust Weld in Bung Plug, Car Accessories

**Brand:** wevdn
**Price:** HK$142
**Availability:** ✅ In Stock

## Summary

> 🔧 Upgrade Your Exhaust Game!

## Quick Answers

- **What is this?** 2 PCS M18×1.5 Stepped Mounting Bung and Plug, 304 Stainless Steel Notched Style Mounting Bung & Plug, O2 Oxygen Sensor Mounting Exhaust Weld in Bung Plug, Car Accessories by wevdn
- **How much does it cost?** HK$142 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/664506082-2-pcs-m18-1-5-stepped-mounting-bung-and-plug)

## Best For

- wevdn enthusiasts

## Why This Product

- Trusted wevdn brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Built to Last:** Crafted from premium 304 stainless steel, resistant to rust and corrosion.
- • **Tailored Options:** Choose between one or two pieces to suit your project needs.
- • **Precision Performance:** Ensure accurate exhaust readings for optimal engine efficiency.
- • **Effortless Installation:** Designed for easy welding and secure fitting.
- • **Versatile Compatibility:** M18×1.5 thread size fits a wide range of oxygen sensors.

## Overview

The 2 PCS M18×1.5 Stepped Mounting Bung and Plug set is engineered for seamless oxygen sensor integration in exhaust systems. Made from durable 304 stainless steel, these components resist rust and extreme temperatures, ensuring long-lasting performance. With a standardized M18×1.5 thread size, they offer compatibility across various vehicles, making them an essential addition for automotive enthusiasts and professionals alike.

## Description

Specification:Material: Stainless SteelQuantity: 1/ 2 PCSColor: SilverWeight: 0.14 lbPlug Size: 0.9 × 0.6 inchesBung Size:1.2 × 0.5 inchesPackage Includes: 1 Bung, 1 Plug/ 2 Bungs, 2 PlugsFeature: Rustproof, Sturdy, PracticalFit Type: Universal FitWould you like to optimize your vehicle's exhaust system? Choose ours for reliable performance and enhanced functionality.-The bung and plug set provides a secure and airtight seal, ensuring optimal sensor performance and stopping any exhaust leaks.-With straightforward steps and a user-friendly design, the process of installation is quick and easy, which aids in saving you time and effort.-Trusted by both professional mechanics and DIY enthusiasts alike, our bungs and plugs deliver reliability and quality that you can depend on for various automotive projects.

Review: Cheap, perfect steel, wasn't soft steel garbage - They welded to my cheap downpipe like a dream
Review: Good good - Worked great

## Features

- 【Practical Function】: The notched-style bung and plug are designed specifically for oxygen sensor integration, providing a reliable and efficient solution for exhaust systems. This set can ensure accurate exhaust gas readings, which are essential for optimal engine performance and emissions control.
- 【High Durability】: Made from premium 304 stainless steel, this stepped mounting bung and plug set is resistant to rust and corrosion, ensuring it remains in top condition for long-term use. They can also endure extreme temperatures, making them ideal for high-heat exhaust systems.
- 【Package Content】: Each package provides the option of either one bung and one plug or a set of two. This tailored selection ensures you have the right quantity, whether you're performing a single sensor replacement or outfitting multiple exhausts, saving time and avoiding unnecessary extras.
- 【Easy Installation】: First, position the bung accurately in the desired location on your exhaust system. Second, secure it with appropriate welding techniques to ensure a tight fit. Third, install the oxygen sensor by threading it into the bung, ensuring a tight and stable fit.
- 【Size & Compatibility】: The notched style bung features an internal thread size of M18 × 1.5, ensuring compatibility with a wide range of oxygen sensors. This standardized size makes it an ideal fit for various vehicles, enhancing its versatility in automotive applications.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0DHPGT3YT |
| Best Sellers Rank | #23,015 in Automotive ( See Top 100 in Automotive ) #94 in Automotive Replacement Fuel System Fittings |
| Brand | Wevdn |
| Brand Name | Wevdn |
| Color | Silver |
| Connector Type | Plug |
| Customer Reviews | 4.7 out of 5 stars 65 Reviews |
| Exterior Finish | Stainless Steel |
| Included Components | 2 Bung, 2 Plug |
| Item Dimensions | 0.9 x 0.9 x 0.6 inches |
| Item dimensions L x W x H | 0.9 x 0.9 x 0.6 inches |
| Manufacturer | Wevdn |
| Material | Stainless Steel |
| Material Type | Stainless Steel |
| Model Number | M18×1.5 Stepped Mounting Bung and Plug |
| Number of Pieces | 2 |
| Size | 2 PCS |
| Thread Size | M18 × 1.5 |
| Thread Type | Metric Parallel |
| Unit Count | 2.0 Count |

## Images

![2 PCS M18×1.5 Stepped Mounting Bung and Plug, 304 Stainless Steel Notched Style Mounting Bung & Plug, O2 Oxygen Sensor Mounting Exhaust Weld in Bung Plug, Car Accessories - Image 1](https://m.media-amazon.com/images/I/61IAcWB56nL.jpg)

## Available Options

This product comes in different **Size** options.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Cheap, perfect steel, wasn't soft steel garbage
*by Z***U on December 17, 2025*

They welded to my cheap downpipe like a dream

### ⭐⭐⭐⭐⭐ Good good
*by L***E on August 22, 2025*

Worked great

### ⭐⭐⭐⭐⭐ Fits like oem
*by B***S on September 28, 2025*

Bought for a 2004 FORD Excursion. To plug the catalytic converter o2 sensor. Fits and 3 months in still in situ.

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**Shop now:** [https://www.desertcart.hk/products/664506082-2-pcs-m18-1-5-stepped-mounting-bung-and-plug](https://www.desertcart.hk/products/664506082-2-pcs-m18-1-5-stepped-mounting-bung-and-plug)

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*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-03-03*