MagnaFlow Exhaust Muffler

2010–2025 Universal 2.25-inch Oval Straight-Through Performance Exhaust Muffler 11265

Part #: 11265

Overview

The MagnaFlow 4x18x9-inch Oval Straight-Through Performance Exhaust Muffler 11265 is designed to elevate your vehicle's exhaust system with a combination of signature sound and proven performance. Crafted for enthusiasts who seek a deep, aggressive exhaust note along with increased airflow, this muffler is ideal for those looking to enhance both the sound and efficiency of their ride. Whether you're upgrading for a more spirited driving experience or aiming to improve exhaust flow, this muffler delivers reliable, dyno-proven results.

Built with durability and performance in mind, the MagnaFlow 11265 muffler is suitable for a wide range of vehicles and applications. Its universal design allows for versatile installation, making it a popular choice among car enthusiasts and professional installers alike. Expect a noticeable improvement in exhaust tone and a slight boost in horsepower and torque, supporting your vehicle's overall performance upgrades.

Key Features

The MagnaFlow 11265 features advanced construction and design elements that optimize exhaust flow and durability:

• Constructed with a free-flowing straight-through perforated stainless steel core wrapped in stainless steel mesh and acoustic fiber fill, ensuring a balanced blend of performance and sound quality.
• Reversible, universal 2.25-inch inlet and outlet diameter layout provides flexible installation options to suit various vehicle configurations.
• Manufactured from high-quality stainless steel to resist corrosion and withstand harsh driving conditions, ensuring long-lasting performance.
• Engineered to produce a deep, aggressive exhaust tone that enhances your vehicle's auditory presence without excessive drone or noise.
• Designed for easy bolt-on installation, compatible with a wide range of vehicle makes and models, and suitable for custom exhaust setups.
• Dyno-tested to support increased airflow, helping to support modest horsepower and torque gains while improving exhaust efficiency.
• Optimized for street use, providing a balance of performance, sound, and reliability for daily driving and spirited runs.

Construction & Design

The MagnaFlow 11265 muffler is built with precision craftsmanship, featuring a one-piece, mandrel-bent stainless steel shell that ensures consistent flow and durability. The straight-through perforated core design minimizes backpressure, allowing exhaust gases to exit more freely and improving overall engine efficiency. The stainless steel mesh and acoustic fiber fill work together to dampen unwanted noise while amplifying the desirable exhaust tone, resulting in a refined yet aggressive sound profile.

This muffler's reversible design offers installation flexibility, accommodating various orientations and configurations. Its high-quality materials and robust construction make it resistant to rust and corrosion, ensuring longevity even in demanding driving environments. Whether installed as part of a custom exhaust system or as a direct replacement, the MagnaFlow 11265 provides a reliable upgrade that enhances both performance and sound.

Installation & Fitment

Designed for straightforward bolt-on installation, the MagnaFlow 11265 muffler fits seamlessly into a variety of exhaust systems. Its universal 2.25-inch inlet and outlet diameters make it compatible with many vehicle makes and models, especially those with similar exhaust pipe sizes. No cutting, welding, or complex modifications are generally required, and the muffler can be installed using standard hand tools. For optimal results, professional installation is recommended to ensure proper fitment and sealing.

• Reversible, universal 2.25-inch inlet/outlet design for flexible installation
• Simple bolt-on process with existing exhaust system components
• No cutting or welding required in most applications

What's Included

• MagnaFlow 4x18x9-inch Oval Straight-Through Performance Exhaust Muffler 11265
• 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 modest power gains
• Anyone upgrading their vehicle's exhaust system for better sound and durability
• Custom exhaust builders and installers requiring a versatile, high-quality muffler