Magnaflow Exhaust Muffler

2011–2025

Part #: 13148

Overview

The MagnaFlow 4x9in. Oval Multi-Chamber Performance Exhaust Muffler is designed to enhance your vehicle's exhaust system with a combination of performance and sound quality. Built with durability and precision, this muffler is ideal for automotive enthusiasts seeking improved exhaust flow, a refined tone, and reliable performance. Whether you're upgrading for a more aggressive sound or seeking to optimize exhaust efficiency, this muffler offers a versatile solution that complements a wide range of vehicles.

Constructed with high-quality stainless steel and manufactured using CNC precision robotic techniques, the MagnaFlow 13148 ensures a perfect fit and long-lasting performance. Its multi-chamber design helps reduce unwanted resonance and drone, providing a more pleasant driving experience while delivering the performance benefits you desire. This muffler is suitable for street-driven vehicles that demand a balance of sound, durability, and efficiency.

Key Features

Designed to improve exhaust flow compared to the factory muffler, the MagnaFlow 13148 features a multi-chamber reflective design that helps increase exhaust efficiency and support increased horsepower and torque. Its durable stainless steel construction ensures resistance to corrosion and heat, making it suitable for daily driving and spirited use alike.

• Reversible reflection-style design with multi-chamber construction for optimized sound and resonance reduction
• Constructed from durable stainless steel for corrosion resistance and longevity
• Precision CNC manufacturing ensures consistent quality and fitment
• Helps support increased exhaust flow, horsepower, and torque
• Engineered for a deep, aggressive exhaust tone without excessive drone
• Backed by MagnaFlow’s limited lifetime warranty for peace of mind
• Universal fitment for a variety of vehicles with compatible exhaust configurations

Construction & Design

The MagnaFlow 13148 muffler features a robust stainless steel body and internal components crafted with CNC precision. Its multi-chamber design utilizes perforated tubing and baffles to reflect sound waves and reduce unwanted resonance, resulting in a refined exhaust note. The oval shape and multi-chamber layout not only enhance sound quality but also improve exhaust flow, reducing backpressure and supporting engine performance. The reversible design allows for flexible installation options, making it suitable for various vehicle setups.

Installation & Fitment

The MagnaFlow 13148 muffler is designed for straightforward bolt-on installation. It uses standard inlet and outlet diameters compatible with most aftermarket exhaust systems, and no cutting or welding is typically required. Basic hand tools and mechanical skills are sufficient for installation, and the process can usually be completed in under an hour. Always verify fitment with your specific vehicle model and configuration before installation.

• Easy bolt-on installation with existing exhaust system
• No cutting, drilling, or special tuning required in most cases
• Compatible with a wide range of vehicles with compatible inlet/outlet sizes

What's Included

• MagnaFlow 4x9in. Oval Multi-Chamber Performance Exhaust Muffler
• Clamps and mounting hardware (if applicable)
• Installation instructions

Ideal For

• Automotive enthusiasts seeking a performance upgrade
• Drivers wanting a deeper, more aggressive exhaust tone
• Street and spirited driving applications
• Long-lasting, corrosion-resistant exhaust components