Flowmaster American Thunder Cat-Back Exhaust System: Ram 2500 / 3500 2013

Flowmaster American Thunder Cat-Back Exhaust System

2013 Ram 2500 / Ram 3500 5.7L Hemi V8

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Overview:

The Flowmaster American Thunder Cat-Back Exhaust System is engineered specifically for the 2013 Ram 2500 and 3500 trucks equipped with the 5.7L Hemi V8 engine. Designed for truck owners seeking a balance between enhanced performance and a commanding exhaust note, this system delivers improved horsepower and torque while providing a deep, aggressive tone both inside and outside the cab. Its bolt-on design ensures a straightforward upgrade without the need for extensive modifications.

This exhaust system is ideal for enthusiasts who want to elevate their truck’s performance and sound without sacrificing daily drivability or emissions compliance. Whether you prefer a dual rear or dual side exit, the American Thunder system offers versatile options to suit your style and setup.

Key Features:

Flowmaster’s American Thunder Cat-Back system combines durable construction with performance-focused design. Key features include:

• Precision-engineered for 2013 Ram 2500 and 3500 trucks with 5.7L Hemi V8 engines
• 3.00" front pipe leading to a 50 Series HD muffler for optimal flow and sound tuning
• Dual 2.50" mandrel-bent stainless steel tailpipes for maximum exhaust efficiency
• Choice of dual rear or dual side exit configurations to match your truck’s style
• Includes polished 3.00" 304 stainless steel exhaust tips for a clean, aggressive finish
• Emissions-legal design to meet regulatory requirements
• Complete bolt-on installation with all necessary hardware included
• Backed by Flowmaster’s Lifetime Limited Warranty for long-term peace of mind

Construction & Design:

The American Thunder Cat-Back Exhaust System is crafted from premium 304 stainless steel, known for its corrosion resistance and durability under harsh conditions. Mandrel bending ensures smooth exhaust flow without restrictions or turbulence, enhancing performance and sound quality. The 50 Series HD muffler is specifically tuned to provide a deep, aggressive tone that is noticeable yet not overpowering, striking a balance between performance and everyday comfort.

Polished stainless steel tips not only add a striking visual appeal but also resist discoloration and wear over time. The system’s design allows for easy integration with the factory exhaust layout, minimizing installation complexity.

Performance & Sound

This cat-back exhaust system enhances your Ram’s horsepower and torque by improving exhaust flow and reducing backpressure. The 50 Series HD muffler delivers a rich, throaty exhaust note that resonates inside the cab and projects a confident presence outside. The sound profile is aggressive yet refined, perfect for drivers who want to make a statement without excessive drone or harshness.

Installation & Fitment:

The Flowmaster American Thunder Cat-Back Exhaust System is designed for a direct bolt-on installation on 2013 Ram 2500 and 3500 trucks with the 5.7L Hemi engine. It includes all necessary clamps, hangers, and hardware, allowing for a straightforward upgrade without cutting or welding. The system offers two tailpipe exit options—dual rear or dual side—giving you flexibility to match your truck’s configuration and personal preference.

What's Included:

• 3.00" front pipe
• 50 Series HD muffler
• Dual 2.50" mandrel bent stainless steel tailpipes
• Two exit location options: dual rear and dual side
• Polished 3.00" 304 stainless steel exhaust tips
• All necessary clamps, hangers, and installation hardware

Ideal For:

This exhaust system is perfect for Ram 2500 and 3500 owners who want to improve their truck’s performance and sound without compromising emissions compliance or daily drivability. It suits enthusiasts who appreciate a deep, aggressive exhaust tone and desire a durable, long-lasting upgrade that enhances both horsepower and torque. Whether you use your truck for work, towing, or weekend cruising, the American Thunder Cat-Back system delivers a balanced performance enhancement.