Gibson Super Truck Cat-Back Performance Exhaust

2006–2008 Dodge Ram 1500 5.7L HEMI

Part #: 66563

Overview

The Gibson Super Truck Cat-Back Performance Exhaust System is engineered specifically for Dodge Ram 1500 trucks equipped with the 5.7L HEMI engine from 2006 to 2008. This exhaust system replaces the factory exhaust from the catalytic converter back, delivering a significant upgrade in both sound and performance. Designed for truck enthusiasts who want to enhance their vehicle’s power and produce a deep, aggressive exhaust tone, this system offers a perfect balance between daily drivability and race-inspired rumble.

Ideal for drivers seeking a straightforward, bolt-on upgrade without complicated modifications, the Gibson Super Truck Exhaust improves throttle response, horsepower, and torque while providing a commanding presence on the road. It’s a reliable choice for those who want to maximize their Dodge Ram’s potential with a durable, high-quality exhaust system.

Key Features

Built to deliver enhanced performance and an aggressive exhaust note, the Gibson Super Truck Cat-Back Exhaust includes:

• Premium stainless steel construction for superior durability and corrosion resistance
• Dual stainless steel slash tips positioned in front of the rear tires for a polished, aggressive look
• Superflow™ stainless baffled and chambered muffler designed to produce a deep, powerful tone with minimal interior drone
• Mandrel bent tubing to maintain smooth exhaust flow and reduce backpressure
• Clampless slash tips for a clean, seamless finish
• Typical dyno-tested gains of 10-15 horsepower and 15-20 lb-ft of torque
• Hassle-free, bolt-on installation with no welding or cutting required
• Lifetime limited warranty for long-term peace of mind

Construction & Design

The Gibson Super Truck Exhaust System is crafted from high-grade stainless steel, ensuring exceptional resistance to rust and corrosion even under demanding driving conditions. The mandrel bent tubing preserves optimal exhaust flow by preventing restrictions and backpressure, which helps improve engine efficiency and performance.

At the heart of the system is the Superflow™ muffler, which is both baffled and chambered to produce a deep, aggressive exhaust note while minimizing interior drone for comfortable daily driving. The dual stainless steel slash tips not only enhance the visual appeal but also maintain their shine and durability over time. Engineered for a precise fit on 2006–2008 Dodge Ram 1500 5.7L HEMI models, this system integrates seamlessly with factory mounting points and hardware.

Performance & Sound

This exhaust system delivers a commanding, race-inspired rumble that significantly enhances your truck’s auditory presence. Beyond its aggressive sound, the Gibson Super Truck Exhaust improves throttle response and increases horsepower by an average of 10 to 15 hp, along with torque gains of 15 to 20 lb-ft. These performance improvements translate to better acceleration and overall driving excitement.

Note that the exhaust noise level may exceed 95 decibels, making it ideal for enthusiasts who prioritize performance sound over quiet operation. This system is designed for spirited driving rather than towing applications due to its louder tone.

Installation & Fitment

The Gibson Cat-Back Super Truck Exhaust is designed for a straightforward, bolt-on installation with no welding or cutting required. It fits Dodge Ram 1500 models from 2006 to 2008 equipped with the 5.7L HEMI engine, ensuring a direct replacement for the factory exhaust from the catalytic converter back. The system maintains factory mounting points and hardware, allowing for a hassle-free upgrade that gets you back on the road quickly with enhanced performance and sound.

What's Included

• Stainless steel mandrel bent tubing
• Superflow™ stainless baffled and chambered muffler
• Dual stainless steel clampless slash tips
• All necessary clamps and hardware for installation
• Lifetime limited warranty documentation

Ideal For

This exhaust system is perfect for Dodge Ram 1500 owners with the 5.7L HEMI engine who want to upgrade their truck’s performance and sound without complex modifications. It suits enthusiasts looking for a louder, deeper exhaust tone combined with measurable horsepower and torque gains. Whether used for daily driving or spirited weekend cruising, the Gibson Super Truck Exhaust delivers a satisfying blend of aggressive sound and improved engine response.

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.