MagnaFlow Performance Exhaust Muffler

2011–2025 / Universal Fit for Various Vehicles with 2.25in. Inlet/Outlet

Part #: 10425

Overview

The MagnaFlow 4in. Round Straight-Through Performance Exhaust Muffler 10425 is designed to enhance your vehicle's exhaust sound and improve overall performance. Crafted with precision and built for enthusiasts who seek a deep, aggressive exhaust note combined with proven dyno results, this muffler is an excellent upgrade for a variety of vehicles. Its lightweight construction and high-quality materials make it suitable for those looking to optimize their vehicle's exhaust system without adding unnecessary weight.

Whether you're a daily driver aiming for a more refined sound or a performance enthusiast seeking increased horsepower and torque, this muffler delivers. Its universal design and versatile inlet/outlet configuration allow for straightforward installation on many applications, making it a popular choice among car builders and tuners alike.

Key Features

The MagnaFlow 10425 features a straight-through, free-flowing design that maximizes exhaust flow, helping to support increased horsepower and torque. Its 4-inch round body provides a bold, deep exhaust tone that enhances your vehicle's sound profile without excessive drone or noise. The muffler's premium satin finish not only adds a sleek aesthetic but also offers excellent resistance to corrosion and heat, ensuring durability over time.

• Constructed with a lightweight, high-quality stainless steel body for durability and weight savings
• Reversible, universal inlet/outlet layout with 2.25-inch diameter for flexible installation options
• Optimized for improved exhaust flow, supporting performance gains and better throttle response
• Deep, aggressive exhaust tone that enhances driving experience
• Premium satin finish for corrosion resistance and a sleek appearance
• Designed for easy bolt-on installation with minimal modifications required
• Suitable for a wide range of vehicles with compatible exhaust spacing

Construction & Design

The MagnaFlow 10425 muffler is built with a durable, high-grade stainless steel body that ensures longevity and resistance to the elements. Its straight-through, free-flowing design features a perforated core surrounded by a high-temperature fiberglass packing, which helps produce that signature deep exhaust tone while maintaining optimal flow. The 4-inch round body is engineered for maximum sound and performance output, and the satin finish provides a professional, polished look that complements any vehicle's undercarriage.

The reversible inlet/outlet configuration allows for flexible installation, accommodating various exhaust layouts and spacing requirements. The muffler's lightweight construction reduces overall vehicle weight, contributing to improved handling and efficiency. Precision welding and manufacturing processes ensure a seamless, durable product that withstands the rigors of spirited driving and daily use.

Installation & Fitment

This muffler is designed for straightforward bolt-on installation, making it accessible for both professional mechanics and experienced DIY enthusiasts. Its universal 2.25-inch inlet and outlet diameter allow it to fit a wide range of vehicles with compatible exhaust spacing. Due to its reversible design, you can orient the inlet and outlet to match your vehicle's exhaust layout. No cutting, welding, or complex modifications are typically required, though professional installation is recommended for optimal results.

• Simple bolt-on installation with standard tools
• Reversible inlet/outlet configuration for flexible fitment
• No cutting or welding required in most applications

What's Included

• MagnaFlow 4in. Round Straight-Through Performance Exhaust Muffler 10425
• All necessary clamps and hardware for installation
• Installation instructions

Ideal For

• Performance enthusiasts seeking improved exhaust sound and flow
• Drivers looking to support increased horsepower and torque
• Vehicle owners wanting a durable, corrosion-resistant muffler with a sleek satin finish
• Anyone interested in a straightforward, universal exhaust upgrade