aFe MACHForce XP Exhaust

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

Part #: 49-44041-P

Overview

The aFe MACHForce XP Exhaust is a high-performance, DPF-back system designed specifically for 2011 to 2013 GM diesel trucks equipped with the 6.6L V8 turbo diesel engine. Crafted from mandrel-bent 4-inch 409 stainless steel tubing, this exhaust system ensures maximum airflow, helping to optimize your vehicle’s power and efficiency. Built for durability and performance, it’s an ideal upgrade for truck enthusiasts seeking enhanced towing capacity, improved response, and a commanding sound profile. The system is engineered to withstand extreme environments, making it suitable for both daily driving and heavy-duty applications. This exhaust system not only boosts horsepower and torque but also helps lower exhaust gas temperatures (EGTS), contributing to better engine longevity and reliability. Its factory mounting locations facilitate straightforward installation, while the high-quality OE-style flange and band clamps guarantee a secure, 360-degree seal for leak-free operation. The inclusion of a free-flowing 24-inch muffler helps absorb high-pitched tones, producing a deep, powerful exhaust note that enhances your truck’s presence on the road.

Key Features

This system features a mandrel-bent design for unrestricted airflow and durability, ensuring consistent performance under demanding conditions. The stainless steel construction resists corrosion and heat, maintaining its integrity over time. Designed with factory mounting points, installation is hassle-free, with no need for custom modifications. The high-quality flange and clamps provide a secure fit, preventing leaks and ensuring long-term reliability. The muffler’s design emphasizes a deep, aggressive sound that complements the truck’s rugged character, while supporting improved exhaust flow and engine response.

Construction & Design

Constructed from mandrel-bent 409 stainless steel tubing, this exhaust system is built to withstand harsh conditions and resist corrosion. The precise manufacturing ensures optimal fitment and maximum flow, contributing to enhanced vehicle performance and durability.

Performance & Response

Designed to increase horsepower and torque, this exhaust system helps your diesel truck deliver more responsive acceleration and towing capability. The improved airflow reduces exhaust backpressure, supporting better engine efficiency and lower EGTS, which can extend engine life.

Installation & Fitment

The system utilizes factory mounting locations for a straightforward, bolt-on installation process. No additional modifications are required, making it a convenient upgrade for your GM diesel truck.

What’s Included

The package includes all necessary hardware, clamps, and flanges for a complete, secure installation, ensuring a seamless upgrade experience.

Ideal For

Perfect for diesel truck owners seeking increased performance, a commanding exhaust sound, and reliable durability for demanding driving conditions.