aFe MACHForce XP Exhaust

Fits 2011–2013 GM Diesel Trucks with 6.6L V8 Duramax (LML)

Part #: 49-44041-B

Overview

The aFe MACHForce XP Exhaust system is designed to enhance the performance and sound of your GM diesel truck. Crafted from mandrel-bent 4-inch 409 stainless steel tubing, this exhaust ensures maximum airflow, helping to increase horsepower and torque while reducing exhaust gas temperatures. Its robust construction and OE-style flange and band clamps provide a secure, leak-free seal, making installation straightforward and hassle-free. The system is engineered to withstand extreme environments, making it an ideal upgrade for those seeking durability and improved engine response. This exhaust system not only boosts your vehicle’s performance but also delivers a commanding, deep exhaust note. The free-flowing 24-inch muffler absorbs high-pitched tones, producing a powerful and aggressive sound that complements the truck’s rugged character. Designed to fit seamlessly using factory mounting points, it offers a clean, professional look and reliable operation.

Key Features

This high-performance exhaust features mandrel-bent stainless steel tubing for unrestricted flow and durability. The system’s OE-style flange ensures a tight seal, preventing leaks and maintaining optimal performance. Its design supports increased airflow, which helps lower exhaust gas temperatures and improve engine efficiency. The muffler’s length and construction are optimized to produce a deep, resonant exhaust tone without excessive drone. Easy installation is supported by factory mounting locations and high-quality clamps, making it suitable for DIY enthusiasts and professional installers alike.

Construction & Design

Constructed from mandrel-bent 409 stainless steel tubing, the exhaust system is built for maximum strength, corrosion resistance, and longevity. The high-quality OE-style flange and band clamps ensure a secure fit and complete sealing surface, preventing leaks and maintaining performance over time.

Driving Feel & Feedback

This exhaust system enhances the vehicle’s sound profile, delivering a powerful, deep tone that emphasizes the truck’s rugged character. The improved airflow supports better engine response and efficiency, contributing to a more engaging driving experience.

Installation & Fitment

Designed to fit factory mounting locations, the system offers a straightforward installation process. No additional modifications are necessary, making it an ideal upgrade for your GM diesel truck.

What’s Included

The package includes all necessary clamps and hardware for a complete, secure installation, ensuring a hassle-free upgrade to your vehicle’s exhaust system.

Ideal For

Perfect for diesel truck owners seeking increased horsepower, torque, and a commanding exhaust note, this system is ideal for those who want a durable, high-performance upgrade that enhances both function and sound.