MagnaFlow Performance Exhaust Muffler

Universal 4x9in. Oval Multi-Chamber Performance Exhaust Muffler 3in. Center/Offset

Part #: 13259

Overview

The MagnaFlow XL 4 x 9-inch Oval Multi-Chamber Performance Exhaust Muffler 13259 is designed to enhance the sound and performance of a wide range of vehicles. Built with a straight-through, weight-optimized reversible design, this muffler delivers a deep, powerful exhaust note that enthusiasts crave, while also supporting improved exhaust flow. Whether you're looking to upgrade your daily driver, improve your vehicle's sound profile, or support increased horsepower, this muffler offers a versatile solution that combines durability, performance, and a signature MagnaFlow tone.

Ideal for performance-minded drivers and car enthusiasts, the 13259 muffler is engineered to provide a balanced blend of aggressive sound and reliable operation. Its universal fitment makes it suitable for various applications, and its innovative design ensures a straightforward installation process, making it a popular choice for those seeking a high-quality upgrade without extensive modifications.

Key Features

The MagnaFlow 13259 features several advanced design elements that set it apart from standard mufflers:

• Constructed with a perforated stainless steel core featuring baffles and tuning gates, which helps produce a deep, resonant exhaust tone while optimizing flow.
• Oval-shaped body measuring 4 inches by 9 inches and 18 inches in length, providing a sleek, performance-oriented appearance that complements a variety of vehicle styles.
• Universal 3-inch diameter inlet and outlet ports allow flexible installation options to match different exhaust systems and spacing requirements.
• Reversible design enables installation in either direction, offering additional versatility for custom setups.
• Lightweight construction reduces overall exhaust system weight, contributing to improved vehicle responsiveness and handling.
• Durable stainless steel construction ensures longevity and resistance to corrosion, even in harsh driving conditions.
• Signature MagnaFlow sound profile delivers a deep, aggressive tone that enhances your vehicle's presence without excessive drone or noise.
• Dyno-proven performance gains support increased horsepower and torque, making it suitable for spirited driving and performance upgrades.
• Designed for easy bolt-on installation, compatible with many aftermarket and OEM exhaust systems.

Construction & Design

The MagnaFlow 13259 muffler is built with high-quality stainless steel, ensuring durability and resistance to corrosion over time. Its multi-chamber, straight-through design allows exhaust gases to flow freely, reducing backpressure and supporting optimal engine performance. The oval-shaped body not only provides a distinctive aesthetic but also helps distribute sound waves evenly for a balanced exhaust note. The inclusion of tuning gates and baffles within the perforated core allows for precise tuning of the exhaust tone, resulting in a deep, aggressive sound that enhances your vehicle's character.

The reversible design adds installation flexibility, allowing you to orient the muffler to best suit your vehicle's layout. Its lightweight construction minimizes added weight to your exhaust system, which can contribute to improved throttle response and overall vehicle dynamics. The stainless steel material ensures the muffler maintains its structural integrity and appearance even after prolonged exposure to the elements and high temperatures.

Installation & Fitment

The MagnaFlow 13259 muffler is designed for straightforward bolt-on installation, compatible with many aftermarket and OEM exhaust systems. Its universal 3-inch inlet and outlet diameters facilitate easy integration into existing exhaust setups. The lightweight, reversible design allows for flexible orientation, simplifying the installation process. No cutting, welding, or complex modifications are typically required, making it suitable for DIY enthusiasts and professional installers alike. Always verify fitment with your specific vehicle before installation.

• Easy bolt-on installation with standard tools
• No cutting, drilling, or welding required in most applications
• Compatible with a wide range of vehicles and exhaust configurations

What's Included

• MagnaFlow 4x9-inch Oval Multi-Chamber Performance Exhaust Muffler
• All necessary clamps and hardware for installation
• Installation instructions

Ideal For

• Performance enthusiasts seeking a deep, aggressive exhaust tone
• Drivers looking to improve exhaust flow and support increased horsepower
• Anyone upgrading their vehicle's sound and appearance with a durable, high-quality muffler
• Custom car builders and tuners aiming for versatile, reversible exhaust components