Gibson Cat-Back Single Performance Exhaust SS

2003–2004 Dodge Ram 2500 / 3500 Quad Cab 5.7L HEMI

Part #: 616571

Overview

The Gibson Stainless Steel Cat-Back Single Exhaust system is a precision-engineered upgrade designed specifically for 2003 to 2004 Dodge Ram 2500 and 3500 Quad Cab trucks equipped with the 5.7L HEMI engine. This exhaust system enhances your truck’s performance by improving low-end torque and horsepower, resulting in better acceleration, towing capability, and hill climbing power. It is an ideal solution for Dodge Ram owners seeking a durable, bolt-on exhaust upgrade that balances increased power with a refined in-cab sound.

Whether you’re hauling heavy loads or navigating steep grades, the Gibson Cat-Back exhaust delivers reliable performance gains without excessive noise or drone. Its factory-style fitment ensures a seamless installation and a clean, professional appearance that complements your truck’s rugged design.

Key Features

This exhaust system combines advanced engineering with premium materials to provide lasting performance and durability. Key features include:

• Cat-Back Single Exhaust design constructed from corrosion-resistant stainless steel
• Single side exit located behind the rear tire for a factory-style, clean look
• Mandrel bent stainless steel tubing to maintain optimal exhaust flow and reduce restrictions
• Baffled and chambered Superflow™ muffler with no internal packing to minimize interior drone while delivering an aggressive exhaust tone
• Polished stainless steel slash-cut tips for a sleek, high-end finish resistant to discoloration
• Includes stock-style catalytic converter and factory-style hangers for easy, bolt-on installation
• Dyno-tested to deliver maximum torque and horsepower gains in the critical low RPM range (1800 to 3000 RPM)
• Average horsepower increase of 10 to 15 HP and torque gains of 15 to 20 lb-ft
• Lifetime Limited Warranty for long-term peace of mind

Construction & Design

The Gibson Cat-Back Exhaust system is crafted from premium stainless steel, ensuring exceptional resistance to rust and corrosion even under harsh driving conditions. The mandrel bent tubing preserves smooth, unrestricted exhaust flow, which is essential for maximizing engine efficiency and power output. The Superflow™ muffler’s baffled and chambered design reduces interior drone while producing a deep, aggressive exhaust note that enhances your driving experience without overwhelming the cabin.

Polished stainless steel slash-cut tips not only provide a professional aesthetic but also resist wear and discoloration over time. The entire system is engineered to replicate factory mounting points and hangers, ensuring a seamless fit and professional appearance that integrates perfectly with your Dodge Ram.

Performance & Sound

Backed by dyno testing, this exhaust system is optimized to deliver peak torque and horsepower gains in the low-end RPM range, which is crucial for towing, passing, and hill climbing. Expect improved throttle response and enhanced overall vehicle performance with an average increase of 10 to 15 horsepower and 15 to 20 lb-ft of torque.

The muffler’s design minimizes interior drone, providing a quieter ride inside the cab compared to many other performance exhausts, while still delivering a bold, aggressive exhaust note that commands attention on the road.

Installation & Fitment

The Gibson Cat-Back Single Exhaust system is designed for a hassle-free, bolt-on installation with no welding required. It includes all necessary hardware and factory-style hangers, allowing for a straightforward upgrade that maintains factory alignment and fitment. This system fits the following models:

• Dodge Ram 2500 SLT (2003–2004)
• Dodge Ram 2500 ST (2003–2004)
• Dodge Ram 3500 Laramie (2003–2004)
• Dodge Ram 3500 SLT (2003–2004)
• Dodge Ram 3500 ST (2003–2004)

What's Included

• Stainless steel Cat-Back single exhaust system
• Single stock catalytic converter
• Superflow™ baffled and chambered muffler
• Polished stainless steel slash-cut exhaust tips
• Factory-style hangers and mounting hardware

Ideal For

This exhaust system is perfect for Dodge Ram 2500 and 3500 owners who demand enhanced performance for towing, hauling, and everyday driving. It suits enthusiasts looking for a durable, high-quality exhaust upgrade that delivers measurable power gains and a refined sound without compromising comfort or requiring complex installation.