MagnaFlow Performance Exhaust Muffler

2010–2025 Universal Fit for Cars and Trucks with 3.5-inch Exhaust Diameter

Part #: 18134

Overview

The MagnaFlow 3.5-inch Round Glasspack Performance Exhaust Muffler is designed to give your vehicle a deep, resonant sound that enthusiasts love. Perfect for those seeking a classic hot rod tone combined with improved exhaust flow, this muffler enhances both the sound and performance of your ride. Whether you're a daily driver looking for a more aggressive exhaust note or a performance enthusiast aiming to support increased horsepower and torque, this glasspack muffler delivers on all fronts.

Constructed with quality materials and engineered for durability, the MagnaFlow Glasspack Muffler is ideal for street applications where sound and flow are priorities. Its weight-optimized design ensures minimal added mass while maximizing sound quality and performance gains. This muffler is suitable for a wide range of vehicles, including cars and trucks with a 3.5-inch exhaust system diameter, making it a versatile upgrade for many applications.

Key Features

Designed to improve exhaust flow compared to factory mufflers, the MagnaFlow Glasspack Muffler offers a classic, deep sound that turns heads. Its free-flowing, reversible straight-through 2/2-inch diameter configuration ensures optimal exhaust velocity and minimal backpressure, supporting better throttle response and increased power output. The single-stage packing with a satin finish not only enhances durability but also contributes to the muffler's signature tone.

• Round glasspack design with a 3.5-inch diameter body for robust sound and flow
• Reversible straight-through 2/2-inch inlet and outlet configuration for versatile installation
• High-quality stainless steel construction with a satin finish for corrosion resistance and aesthetic appeal
• Weight-optimized design to reduce overall vehicle weight and improve handling
• Dyno-proven performance enhancements supporting increased horsepower and torque
• Classic glasspack sound with deep, resonant volume suitable for hot rod and performance builds
• Designed for street use, offering a balance of volume, tone, and durability

Construction & Design

The MagnaFlow 18134 muffler features a durable stainless steel body with a satin finish, ensuring long-lasting performance and resistance to corrosion. Its round glasspack design is engineered with a free-flowing straight-through core, allowing exhaust gases to pass with minimal restriction. The reversible inlet and outlet ports provide flexible installation options, accommodating various exhaust configurations. The lightweight construction helps reduce overall vehicle weight, contributing to improved handling and efficiency.

Installation & Fitment

The MagnaFlow Glasspack Muffler is a bolt-on upgrade that requires no cutting or welding for most applications. Its reversible design and standard 2/2-inch inlet and outlet sizes make it compatible with a wide range of exhaust systems. Basic tools and mechanical skills are sufficient for installation, and no special tuning is typically required. Always verify compatibility with your specific vehicle before installation.

• Simple bolt-on installation with existing exhaust clamps and hardware
• No cutting, drilling, or welding required in most cases
• Designed for easy fitment on vehicles with a 3.5-inch exhaust diameter

What's Included

• MagnaFlow 3.5-inch Round Glasspack Performance Muffler
• All necessary clamps and hardware for installation
• Installation instructions

Ideal For

• Performance enthusiasts seeking a deep, classic exhaust sound
• Street-driven vehicles aiming for improved exhaust flow and sound
• Hot rod and custom car builders looking for a durable, high-performance muffler