---
product_id: 1886100
title: "- 40 Series Original Chambered Muffler – 3.00” Center In / 2.50” Dual Out – Aggressive Sound – 16-Gauge Aluminized Steel – For Muscle Cars, Street Rods, Trucks, SUVs & Strip Builds (430402)"
brand: "flowmaster"
price: "VT82344"
currency: VUV
in_stock: true
reviews_count: 13
category: "Flowmaster"
url: https://www.desertcart.vu/products/1886100-40-series-original-chambered-muffler-3-00-center-in-2
store_origin: VU
region: Vanuatu
---

# 3.00” center in / 2.50” dual out precision fit Two-chambered design for aggressive sound 16-gauge aluminized steel durability - 40 Series Original Chambered Muffler – 3.00” Center In / 2.50” Dual Out – Aggressive Sound – 16-Gauge Aluminized Steel – For Muscle Cars, Street Rods, Trucks, SUVs & Strip Builds (430402)

**Brand:** flowmaster
**Price:** VT82344
**Availability:** ✅ In Stock

## Summary

> 🔥 Own the street with the Flowmaster roar that never quits!

## Quick Answers

- **What is this?** - 40 Series Original Chambered Muffler – 3.00” Center In / 2.50” Dual Out – Aggressive Sound – 16-Gauge Aluminized Steel – For Muscle Cars, Street Rods, Trucks, SUVs & Strip Builds (430402) by flowmaster
- **How much does it cost?** VT82344 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.vu](https://www.desertcart.vu/products/1886100-40-series-original-chambered-muffler-3-00-center-in-2)

## Best For

- flowmaster enthusiasts

## Why This Product

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

## Key Features

- • **Built to Endure:** 16-gauge aluminized steel and MIG welding ensure unmatched heat resistance and longevity.
- • **Performance Boost:** Reduces back pressure to elevate horsepower, torque, and throttle response instantly.
- • **Legendary Aggressive Sound:** Unleash the iconic Flowmaster bark that commands attention on every street and strip.
- • **Precision Dual Outlet Design:** Optimized 3.00” center inlet with 2.50” dual outlets for seamless airflow and fitment.
- • **Universal Fit for Custom Builds:** Versatile design tailored for muscle cars, trucks, SUVs, and street rods—install with confidence.

## Overview

The Flowmaster 40 Series Original Chambered Muffler (model 430402) is a durable, high-performance exhaust component crafted from 16-gauge aluminized steel. Featuring a two-chambered internal design and a 3.00” center inlet with 2.50” dual outlets, it delivers the signature aggressive sound and improved airflow that muscle car and custom build enthusiasts demand. Universally compatible and built to withstand heat and vibration, it’s the go-to muffler for those who want legendary tone and proven performance.

## Description

Buy Flowmaster 40 Series Original Chambered Muffler – 3.00” Center In / 2.50” Dual Out – Aggressive Sound – 16-Gauge Aluminized Steel – For Muscle Cars, Street Rods, Trucks, SUVs & Strip Builds (430402): Mufflers - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

Review: Great product - Excellent product from a exceptional company, sounds amazing
Review: Sounds good great tone - Exactly what I was looking for

## Features

- LEGENDARY SOUND: This is the original Flowmaster muffler that enthusiasts know and love! Famous for its bold, aggressive bark and signature tone. It delivers the unmistakable attitude and street presence that made Flowmaster a legend.
- TWO-CHAMBERED INTERNAL DESIGN: Flowmaster’s classic two-chambered layout delivers that bold, aggressive exhaust sound Flowmaster is known for. Perfect for muscle cars, street rods, trucks, off-road rigs, and custom builds.
- PROVEN PERFORMANCE: Enhances airflow and reduces back pressure to help boost horsepower, torque, and throttle response.
- BUILT TO LAST: Made from 16-gauge aluminized steel and fully MIG-welded to withstand high heat and vibration with no internal packing to blow out or wear down.
- UNIVERSAL FITMENT: Designed for custom and modified exhaust systems, with multiple inlet/outlet sizes and configurations (center/offset, dual) for simplified installation and optimal fit.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B000182DO2 |
| Automotive Fit Type | Universal Fit |
| Best Sellers Rank | #21,065 in Automotive ( See Top 100 in Automotive ) #1 in Automotive Performance Exhaust Mufflers #214 in Automotive Emission & Exhaust Products |
| Brand | Flowmaster |
| Configuration | Center/Dual |
| Customer Reviews | 4.8 4.8 out of 5 stars (1,122) |
| Date First Available | September 1, 2004 |
| Exterior | Painted |
| Global Trade Identification Number | 00700042010448, 00700042029464 |
| Is Discontinued By Manufacturer | No |
| Item Weight | 10.49 pounds |
| Item dimensions L x W x H | 20.4 x 4.6 x 9.9 inches |
| Item model number | 430402 |
| Manufacturer | Flowmaster |
| Manufacturer Part Number | 430402 |
| Model | 430402 |
| OEM Part Number | 430402 |
| Product Dimensions | 20.4 x 4.6 x 9.9 inches |
| Shape | Oval |
| UPC | 700042010448 700042029464 |
| Vehicle Service Type | Car |

## Product Details

- **Brand:** Flowmaster
- **Item Weight:** 4.77 Kilograms
- **Item dimensions L x W x H:** 20.4 x 4.6 x 9.9 inches
- **Material:** Alloy Steel
- **Vehicle Service Type:** Car

## Images

![- 40 Series Original Chambered Muffler – 3.00” Center In / 2.50” Dual Out – Aggressive Sound – 16-Gauge Aluminized Steel – For Muscle Cars, Street Rods, Trucks, SUVs & Strip Builds (430402) - Image 1](https://m.media-amazon.com/images/I/61fz3c5fOgL.jpg)

## Available Options

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

## Customer Reviews

### ⭐⭐⭐⭐⭐ Great product
*by R***1 on December 11, 2025*

Excellent product from a exceptional company, sounds amazing

### ⭐⭐⭐⭐⭐ Sounds good great tone
*by C***� on December 4, 2025*

Exactly what I was looking for

### ⭐⭐⭐⭐⭐ Deep sound and very low priced.
*by J***E on July 21, 2025*

This muffler was cheap. It had a nice painted black finish and a deep sound. When I installed it though it made the port for outgoing exhaust on the wrong side, not closest to the frame. But overall satisfied.

## Frequently Bought Together

- Flowmaster 430402 40 Series Chambered Muffler
- scottchen PRO Exhaust Clamp With Hanger fit 3" Exhaust Pipe, Exhaust System Hanger Exhaust Hanger
- EVIL ENERGY 3.0 Inch Exhaust Clamp,Butt Joint Band Clamp Sleeve Coupler Stainless Steel for Pipes,Mufflers,Catalytic Converters

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**Shop now:** [https://www.desertcart.vu/products/1886100-40-series-original-chambered-muffler-3-00-center-in-2](https://www.desertcart.vu/products/1886100-40-series-original-chambered-muffler-3-00-center-in-2)

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*Product available on Desertcart Vanuatu*
*Store origin: VU*
*Last updated: 2026-03-05*