MagnaFlow Performance Exhaust Muffler

2011–2025 Universal 2.5in Center/Center Inlet/Outlet 26in Body

Part #: 13146

Overview

The MagnaFlow 4-inch Round Glasspack Performance Exhaust Muffler 13146 is designed to deliver a deep, aggressive sound while enhancing your vehicle's exhaust flow. Crafted with performance enthusiasts in mind, this muffler combines dyno-proven performance with a stylish appearance, making it an excellent upgrade for those seeking improved sound and efficiency. Whether you're looking to add a bold tone to your daily driver or improve exhaust flow for better horsepower, this muffler offers a versatile solution.

Constructed with quality materials and a classic design, the MagnaFlow Glasspack muffler is suitable for a wide range of vehicles. Its universal fitment allows for easy integration into your existing exhaust system, providing a straightforward upgrade that can support spirited driving and performance tuning. Please note that professional installation is recommended to ensure optimal fitment and performance.

Key Features

The MagnaFlow 13146 Glasspack muffler is engineered to provide a combination of durability, style, and performance. Its key features include:

• High-quality stainless steel construction with a durable, corrosion-resistant finish that maintains its appearance over time.
• Classic glasspack design with a straight-through, reversible configuration that produces a deep, resonant exhaust tone.
• 4-inch diameter round body with a 26-inch length, optimized for a balanced sound and flow characteristics.
• 2.5-inch inlet and outlet ports designed for universal compatibility with many exhaust systems, allowing flexible installation options.
• Reversible design enabling customization of exhaust flow direction to suit specific vehicle setups or sound preferences.
• Dyno-proven performance improvements, including enhanced exhaust flow that can support increased horsepower and torque.
• Stylish red finish adds a distinctive look to your exhaust setup, combining performance with aesthetic appeal.
• Designed for enthusiasts who want a deep, aggressive exhaust note without excessive drone or noise violations.

Construction & Design

The MagnaFlow 13146 muffler features a robust stainless steel body and internal components, ensuring long-lasting durability even under demanding conditions. Its glasspack design employs a straight-through, perforated core wrapped in a high-temperature packing material, which helps produce a deep, resonant sound signature. The reversible configuration allows you to tailor the exhaust flow direction, optimizing sound and performance based on your vehicle's setup.

The 4-inch round body provides a classic look while maximizing exhaust flow, reducing backpressure, and supporting performance gains. The stainless steel construction and precision manufacturing techniques, including TIG welding, ensure a seamless, high-quality product that maintains integrity over time. The stylish red finish not only enhances visual appeal but also offers additional corrosion resistance, making this muffler suitable for both street and off-road applications.

Installation & Fitment

This universal muffler is intended for professional installation to ensure proper fitment and optimal performance. It features a straightforward bolt-on design with 2.5-inch inlet and outlet ports, compatible with many aftermarket and OEM exhaust systems. No cutting or welding is strictly necessary, but some customization may be required for perfect fitment depending on your vehicle's exhaust configuration. Always verify compatibility before installation.

• Reversible straight-through design for customizable exhaust flow and sound.
• Requires professional installation for best results.

What's Included

• MagnaFlow 4-inch Round Glasspack Performance Muffler 13146
• All necessary clamps and hardware for installation
• Instruction manual

Ideal For

• Performance enthusiasts seeking a deep, aggressive exhaust tone
• Drivers looking to improve exhaust flow and support increased horsepower
• Off-road and street applications where durability and style are desired
• Anyone wanting a classic glasspack sound with a stylish red finish