MagnaFlow Performance Exhaust Muffler

2010–2025 Universal Fit for Cars and Trucks with 3-inch Exhaust Systems

Part #: 14329

Overview

The MagnaFlow 4x9in. Oval Straight-Through Performance Exhaust Muffler 14329 is designed to elevate your vehicle’s exhaust system with a combination of signature sound and proven performance. Crafted for enthusiasts seeking a deep, aggressive exhaust note and improved flow, this muffler is suitable for a wide range of cars and trucks with 3-inch exhaust outlets. Whether you're upgrading for better sound, enhanced performance, or both, this muffler delivers a balanced blend of durability and style.

Built with performance in mind, the MagnaFlow 14329 muffler helps support increased horsepower and torque by optimizing exhaust flow. Its straight-through perforated stainless steel core ensures minimal backpressure, allowing your engine to breathe more freely. The result is a more responsive throttle, a richer exhaust tone, and potential gains in overall vehicle performance. Designed for daily drivers, street enthusiasts, and those looking to add a touch of muscle to their ride, this muffler offers a straightforward upgrade that combines quality and sound.

Key Features

The MagnaFlow 14329 features advanced construction and design elements that set it apart from standard mufflers:

• Constructed with a durable, corrosion-resistant stainless steel body and core, ensuring long-lasting performance even in harsh conditions.
• A 4x9 inch oval-shaped body provides a sleek, modern aesthetic that complements a variety of vehicle styles.
• Reversible 3/3 inch inlet/outlet layout offers flexible installation options to fit different exhaust configurations.
• Free-flowing straight-through perforated stainless steel core wrapped in acoustic fiber fill enhances sound quality while reducing unwanted drone.
• Brushed finish adds an elevated, premium look to your exhaust system, matching high-end aesthetic preferences.
• Optimized internal design promotes improved exhaust flow, helping to maximize power output and efficiency.
• Lightweight construction reduces overall vehicle weight, contributing to better handling and performance.
• Designed for easy bolt-on installation with minimal modifications required, making it suitable for DIY enthusiasts and professional installers alike.

Construction & Design

The MagnaFlow 14329 muffler is engineered with precision to ensure durability and performance. Its stainless steel construction resists corrosion and withstands high temperatures, making it ideal for daily driving and spirited use. The oval shape not only provides a distinctive look but also allows for efficient exhaust flow. The straight-through perforated core is wrapped in acoustic fiber fill, which helps produce a deep, resonant exhaust tone while minimizing drone at cruising speeds. The reversible inlet/outlet design offers installation flexibility, accommodating various exhaust layouts without the need for additional adapters or modifications.

Installation & Fitment

The MagnaFlow 14329 muffler is a bolt-on replacement that fits directly into existing 3-inch exhaust systems. Its reversible inlet/outlet configuration simplifies installation, and no cutting or welding is generally required. The muffler mounts using factory or aftermarket clamps, making it a straightforward upgrade for most vehicles with compatible exhaust setups. Basic hand tools and some mechanical knowledge are sufficient for installation. Always verify fitment with your specific vehicle before proceeding.

What's Included

• MagnaFlow 4x9 inch oval performance muffler
• All necessary clamps and hardware for installation
• Installation instructions

Ideal For

• Car and truck owners seeking a deep, aggressive exhaust sound
• Performance enthusiasts looking to support increased horsepower and torque
• Daily drivers wanting a durable, long-lasting exhaust upgrade
• Custom exhaust builders and installers