Gibson Cat-Back Dual Split Performance Exhaust

Dodge Ram 2500 / Ram 3500 03-04 5.7L Hemi

Part #: 6502

Overview

The Gibson Aluminized Cat-Back Dual Split Exhaust system is engineered specifically for 2003 to 2004 Dodge Ram 2500 and Ram 3500 Quad Cab trucks equipped with the 5.7L HEMI engine. Designed for truck enthusiasts who demand both enhanced performance and an aggressive exhaust tone, this system delivers a deep, throaty sound that intensifies under load without overwhelming interior cabin comfort.

By reducing exhaust backpressure, the system improves engine efficiency, resulting in noticeable gains in horsepower and torque. Its dual split exhaust layout and polished stainless steel tips also provide a bold visual upgrade to the rear of your truck, complementing its rugged styling.

Whether towing heavy loads or cruising the highway, this exhaust system offers a robust and engaging driving experience. The bolt-on installation requires no welding or cutting, making it an accessible upgrade for both professional installers and experienced DIYers.

Key Features

This Gibson Cat-Back Dual Split Exhaust combines performance, durability, and style through the following features:

• Aluminized mandrel-bent tubing for optimal exhaust flow and corrosion resistance
• Dual split exhaust design with polished stainless steel slash-cut tips exiting straight out the back
• Superflow™ baffled and chambered muffler with no internal packing to minimize interior drone
• Typical horsepower gains of 15 to 20 HP by reducing exhaust backpressure
• Compatible with most factory bumpers, roll pans, and trailer hitches
• Exhaust sound intensifies under towing or heavy load conditions for enhanced auditory feedback
• Hassle-free bolt-on installation with no welding or cutting required
• Lifetime Limited Warranty for long-term peace of mind
• Note: Spare tire must be removed if 20 inches or larger to ensure proper fitment

Construction & Design

The exhaust system is constructed from aluminized steel tubing, offering excellent resistance to rust and corrosion while maintaining durability under demanding driving conditions. Mandrel bending throughout the tubing ensures smooth, unrestricted exhaust flow, maximizing performance gains.

The Superflow™ muffler features a baffled and chambered design without internal packing, which preserves an aggressive exhaust tone while reducing unwanted cabin noise and drone. Polished stainless steel slash-cut tips resist discoloration and add a refined yet aggressive aesthetic that complements the Dodge Ram’s rugged rear styling.

Performance & Sound

By reducing exhaust backpressure, the Gibson Dual Split Cat-Back Exhaust improves engine breathing, resulting in increased torque and horsepower—typically adding 15 to 20 horsepower. The exhaust note is deep and throaty, delivering an aggressive sound that enhances the driving experience without becoming intrusive inside the cabin. Under towing or heavy load conditions, the exhaust sound becomes louder and more pronounced, providing clear auditory feedback of your truck’s performance.

Installation & Fitment

This exhaust system is designed for a direct bolt-on installation with no welding, cutting, or complex modifications required. It fits 2003 to 2004 Dodge Ram 2500 and Ram 3500 Quad Cab models equipped with the 5.7L HEMI engine, including SLT, ST, and Laramie trims. The system is compatible with most factory bumpers, roll pans, and trailer hitches. However, removal of the spare tire is necessary if it measures 20 inches or larger to ensure proper clearance and fitment.

What's Included

• Aluminized mandrel-bent tubing components
• Superflow™ baffled and chambered muffler
• Polished stainless steel dual slash-cut exhaust tips
• All necessary mounting hardware for bolt-on installation
• Lifetime Limited Warranty documentation

Ideal For

This Gibson Cat-Back Dual Split Exhaust is ideal for Dodge Ram 2500 and 3500 owners seeking to enhance their truck’s performance and sound without sacrificing daily drivability. It is perfect for enthusiasts who tow frequently and want a louder, more aggressive exhaust note under load, as well as those looking to upgrade their truck’s rear appearance with polished dual exhaust tips. Its durable construction and straightforward installation make it an excellent choice for both street and work truck applications.

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.