Gibson Single Cat-Back Performance Exhaust

Dodge Ram 1500 03 5.7L Hemi

Part #: 616587

Overview

The Gibson Single Cat-Back Performance Exhaust is a premium upgrade designed specifically for Dodge Ram 1500 trucks equipped with the 5.7L HEMI engine, covering model years 2003 through 2010. This stainless steel cat-back system enhances your truck’s overall performance by improving exhaust flow, which translates into increased horsepower and torque. Ideal for truck owners who demand better acceleration, towing power, and hill climbing ability, this exhaust system delivers noticeable gains without sacrificing interior comfort.

With a single side exit located behind the rear tire, the system maintains a clean, factory-style appearance while producing a refined yet aggressive exhaust note. It is perfect for drivers seeking a reliable, bolt-on upgrade that balances performance, sound, and durability.

Key Features

Engineered to provide both performance improvements and a stylish look, the Gibson Single Cat-Back Exhaust includes the following features:

• 3-inch stainless steel mandrel-bent tubing for optimal exhaust flow and long-lasting durability
• Single side exit positioned behind the rear tire for a sleek, factory-style finish
• Baffled and chambered Superflow™ muffler with no internal packing to reduce interior drone
• Polished stainless steel slash-cut exhaust tip that resists corrosion and enhances appearance
• Includes all necessary hardware and factory-style hangers for a straightforward bolt-on installation
• Dyno-tested to deliver maximum torque and horsepower gains between 1800 and 3000 RPM
• Horsepower improvements averaging 10-15 hp and torque increases of 15-20 lb-ft
• Quieter in-cab sound compared to many other performance exhaust systems, improving driver comfort
• Backed by Gibson’s Lifetime Limited Warranty for long-term reliability and peace of mind

Construction & Design

Constructed from high-quality stainless steel, this exhaust system is built to withstand harsh road conditions and resist rust and corrosion over time. The mandrel-bent tubing maintains a consistent diameter through bends, promoting smooth exhaust flow and reducing backpressure for enhanced engine efficiency. The Superflow™ muffler employs advanced baffling and chambering techniques without internal packing, preserving a rich exhaust tone while minimizing drone inside the cabin.

The polished stainless steel slash-cut tip adds a premium, durable finish that complements the rugged styling of the Dodge Ram 1500. Every component is designed for longevity and performance, ensuring your investment lasts for years of dependable use.

Performance & Sound

The Gibson Single Cat-Back Exhaust is specifically tuned to boost low-end torque and horsepower, making it an excellent choice for towing, hauling, hill climbing, and everyday driving. Dyno testing confirms peak power gains occur between 1800 and 3000 RPM, the range where trucks typically operate under load. The muffler’s design strikes a balance between an aggressive exhaust note and a quiet cabin environment, delivering an enjoyable driving experience without excessive noise.

Installation & Fitment

This exhaust system is designed for a hassle-free, bolt-on installation with no welding required. It includes factory-style hangers and all necessary mounting hardware to ensure a secure, professional fit. Compatible with Dodge Ram 1500 Quad Cab Short Bed models from 2003 to 2010 equipped with the 5.7L HEMI engine, it fits popular trims such as Laramie and SLT. Installation can typically be completed using basic hand tools, making it accessible for both professional installers and experienced DIY enthusiasts.

What's Included

• 3-inch stainless steel mandrel-bent tubing
• Superflow™ baffled and chambered muffler
• Polished stainless steel slash-cut exhaust tip
• Factory-style hangers and mounting hardware
• Lifetime Limited Warranty documentation

Ideal For

This exhaust system is perfect for Dodge Ram 1500 owners who want to enhance their truck’s performance, towing capability, and sound quality without compromising comfort. Whether you are a daily driver, weekend adventurer, or frequently haul heavy loads, the Gibson Single Cat-Back Exhaust offers a durable, high-quality upgrade that improves both function and style.

Gibson Performance Exhaust manufactures street-legal performance exhaust systems for trucks, SUVs, UTVs/side-by-sides, and muscle car applications. Known for an aggressive sound and bolt-on fitment, Gibson systems are engineered to improve exhaust flow while maintaining durability for daily driving, towing, and weekend fun.