Gibson Exhaust Systems

Fitment Summary

Part #: 5652

Overview

The Gibson 11-19 GMC Sierra 2500 HD Denali 6.0L 3.5in/3in Cat-Back Dual Extreme Exhaust system is designed for truck enthusiasts seeking to enhance both the performance and appearance of their vehicle. Crafted for those who demand a bold, aggressive sound and improved exhaust flow, this dual bolt-on system is a straightforward upgrade that transforms your truck’s sound profile and street presence. Made to fit GMC Sierra 2500 HD Denali models from 2011 to 2019 with a 6.0L engine, this exhaust system offers a significant upgrade in both style and performance. It’s ideal for drivers looking to add a commanding exhaust tone while supporting increased horsepower and torque, all with a hassle-free installation process. This exhaust system is engineered to deliver a deep, aggressive exhaust note that complements the truck’s rugged character. Its design not only enhances the auditory experience but also supports improved exhaust flow, which can contribute to better engine response and power delivery. Whether you’re customizing your truck for show or performance, this system helps you achieve a more commanding presence on the road.

Key Features

This Gibson Cat-Back Exhaust system features high-quality materials and a design focused on durability and performance. Key features include:

• Constructed from aluminized steel for corrosion resistance and longevity
• Aggressive dual exhaust outlets with polished stainless steel tips for a refined look
• Designed with an aggressive angle behind the rear tires for a bold stance
• Powerful exhaust tone that enhances the vehicle’s presence
• Supports an estimated 15-20 horsepower gain
• Easy bolt-on installation with no welding required
• Optimized for street performance and sound

Construction & Design

This exhaust system is built with aluminized steel tubing, ensuring durability and resistance to corrosion over time. The dual outlets are complemented by polished stainless steel tips, adding a sleek, finished appearance. The design emphasizes an aggressive angle behind the rear tires, contributing to both aesthetics and exhaust flow efficiency.

Driving Feel & Feedback

The Gibson Extreme Exhaust system produces a deep, resonant exhaust note that enhances the driving experience. The increased flow and sound profile provide a more engaging and powerful feel, giving your truck a commanding presence on the road.

Installation & Fitment

Designed for a straightforward bolt-on installation, this system requires no welding or specialized tools. It fits GMC Sierra 2500 HD Denali models from 2011 to 2019 with a 6.0L engine, making it a convenient upgrade for compatible trucks.

What’s Included

The package includes all necessary components for a complete installation, including the dual exhaust pipes, polished stainless steel tips, clamps, and hardware needed to secure the system to your vehicle.

Ideal For

Perfect for truck owners looking to enhance their vehicle’s sound, style, and performance with a durable, easy-to-install exhaust upgrade that delivers bold street presence and measurable power gains.