---
product_id: 408862331
title: "J-B Weld MufflerSeal Muffler Cement Plastic Tube 12 oz., Model Number: 37912"
brand: "j-b weld"
price: "178.64 DT"
currency: TND
in_stock: true
category: "J B Weld"
url: https://www.desertcart.tn/products/408862331-j-b-weld-mufflerseal-muffler-cement-plastic-tube-12-oz
store_origin: TN
region: Tunisia
---

# Full cure in 24 hours Resists up to 700°F Iron reinforced paste J-B Weld MufflerSeal Muffler Cement Plastic Tube 12 oz., Model Number: 37912

**Brand:** j-b weld
**Price:** 178.64 DT
**Availability:** ✅ In Stock

## Summary

> 🔥 Seal the deal with J-B Weld – where strength meets speed!

## Quick Answers

- **What is this?** J-B Weld MufflerSeal Muffler Cement Plastic Tube 12 oz., Model Number: 37912 by j-b weld
- **How much does it cost?** 178.64 DT with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.tn](https://www.desertcart.tn/products/408862331-j-b-weld-mufflerseal-muffler-cement-plastic-tube-12-oz)

## Best For

- j-b weld enthusiasts

## Why This Product

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

## Key Features

- • **Heat-Defying Seal:** Withstands extreme exhaust temps up to 700°F for lasting durability
- • **Iron-Clad Strength:** Iron-reinforced formula ensures a tough, reliable seal on metal surfaces
- • **Dual Cure Flexibility:** Cures naturally in 24 hours or accelerates with heat for faster repairs
- • **Trusted Brand Quality:** J-B Weld’s proven expertise with 4.3-star rating from 1,600+ pros
- • **Versatile Application:** Perfect for mufflers, pipe joints, and exhaust systems—your all-in-one fix

## Overview

J-B Weld MufflerSeal is a 12 oz iron-reinforced paste designed to seal mufflers, pipe joints, and exhaust systems. It resists temperatures up to 700°F and cures fully in 24 hours or faster with heat application. Ideal for professional-grade automotive repairs, this black putty offers durable, high-temperature sealing trusted by thousands.

## Description

MufflerSeal Muffler Cement Plastic Tube 12 oz.

## Features

- J-B Weld Muffler Seal: MufflerSeal is an iron reinforced paste designed to seal mufflers, pipe joints and exhaust systems. MufflerSeal can resists up to 700 F.
- Cure Process: MufflerSeal can cure in two ways: By allowing the product to fully harden after it has been applied which can take up to 24 hours (time may vary based on cold or humid work environments) or MufflerSeal can be cured through heat application. You will be able to tell when the product is cured once it is hard.
- Projects: Mufflers, Pipe Joints and Exhaust Systems.
- Package Weight: 12.5 ounces

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B084T8BW18 |
| ASIN  | B084T8BW18 |
| Best Sellers Rank | #180,174 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #114 in Contact Cements |
| Brand Name | J-B Weld |
| Color | black |
| Compatible Material | Metal |
| Container Type | Tube |
| Customer Reviews | 4.3 4.3 out of 5 stars (1,683) |
| Customer reviews | 4.3 4.3 out of 5 stars (1,683) |
| Date First Available  | 1 January 2024 |
| Department  | unisex-adult |
| Full Cure Time | 24 Hours |
| Included Components | Muffler Cement |
| Item Form | Putty |
| Item Package Quantity | 1 |
| Item Type Name | Muffler Sealer |
| Item Weight | 12 Ounces |
| Item model number  | 37906 |
| Manufacturer | J-B Weld |
| Manufacturer  | J-B Weld |
| Material Type | Iron Reinforced Paste |
| Model | 37906 |
| Number of Pieces | 1 |
| Other Special Features of the Product | Iron reinforced paste for high-temperature sealing |
| Part Number | 37912 |
| Product Dimensions  | 19.05 x 14.94 x 13.97 cm; 340.19 g |
| Specific Uses For Product | Auto, Repair |
| UPC | 043425379122 |
| Unit Count | 12 Grams |
| Viscosity Level | Medium to High |
| Volume | 354.88 Milliliters |
| Water Resistance Level | Not Water Resistant |

## Product Details

- **Brand:** J-B Weld
- **Item form:** Putty
- **Material:** Iron Reinforced Paste
- **Special features:** Iron reinforced paste for high-temperature sealing
- **Specific uses for product:** Auto, Repair

## Images

![J-B Weld MufflerSeal Muffler Cement Plastic Tube 12 oz., Model Number: 37912 - Image 1](https://m.media-amazon.com/images/I/61YGmR+28FL.jpg)

## Available Options

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

## Frequently Bought Together

- J-B Weld MufflerSeal Muffler Cement Plastic Tube 12 oz., Model Number: 37912
- J-B Weld ExhaustWeld 2" x 72" Repair Wrap, White
- J-B Weld 37901 ExtremeHeat High Temperature Resistant Metallic Paste - 3 oz

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**Shop now:** [https://www.desertcart.tn/products/408862331-j-b-weld-mufflerseal-muffler-cement-plastic-tube-12-oz](https://www.desertcart.tn/products/408862331-j-b-weld-mufflerseal-muffler-cement-plastic-tube-12-oz)

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*Product available on Desertcart Tunisia*
*Store origin: TN*
*Last updated: 2026-09-19*