Flowmaster American Thunder Cat-Back Exhaust System

1994–2001 Dodge Ram 1500 / 1994–2002 Dodge Ram 2500 & 3500 with 3.9L, 5.2L, or 5.9L Engines

17171

Overview:

The Flowmaster American Thunder Cat-Back Exhaust System is engineered specifically for Dodge Ram 1500 models from 1994 to 2001 and Dodge Ram 2500 and 3500 models from 1994 to 2002 equipped with 3.9L, 5.2L, or 5.9L engines. Designed for both 2-wheel and 4-wheel drive configurations across all wheelbases, this system offers a perfect balance of aggressive exterior sound and moderate interior tone. It is ideal for truck owners seeking enhanced exhaust performance without sacrificing daily drivability or cabin comfort.

This cat-back exhaust system delivers a muscular, commanding presence with its dual 2.50-inch tailpipes that exit straight out the back, clearing the factory spare tire for a clean, aggressive look. Whether you’re cruising the highway or working hard on the job, the American Thunder system provides a robust exhaust note that complements the power of your Dodge Ram.

Key Features:

Flowmaster’s American Thunder Cat-Back Exhaust System combines durable construction with performance-enhancing design elements:

• Heavy 16-gauge mandrel-bent aluminized steel tubing for maximum strength and corrosion resistance
• Aluminized steel Super 50™ Series performance muffler engineered for a deep, aggressive exterior sound with a moderate interior tone
• Dual 2.50-inch tailpipes designed to clear the factory spare tire and exit straight out the rear for a muscular appearance
• Fits both 2-wheel and 4-wheel drive models across all wheelbases for versatile application
• Includes all necessary hardware and detailed instructions for straightforward, do-it-yourself installation
• 3-year limited warranty for peace of mind and long-term durability

Construction & Design:

The American Thunder system is crafted from heavy-duty 16-gauge aluminized steel tubing, which offers excellent resistance to rust and corrosion while maintaining structural integrity under demanding conditions. Mandrel bending ensures smooth, unrestricted exhaust flow, reducing backpressure and enhancing engine efficiency. The Super 50™ Series muffler is specifically tuned to deliver a rich, aggressive tone that projects confidently outside the vehicle while keeping interior noise levels comfortable for everyday driving.

The dual 2.50-inch tailpipes are strategically routed to clear the factory spare tire, exiting cleanly out the rear of the truck. This design not only improves exhaust flow but also adds a bold visual upgrade that complements the rugged styling of Dodge Ram trucks.

Performance & Sound

The Flowmaster American Thunder Cat-Back Exhaust System enhances your Dodge Ram’s exhaust note with an aggressive exterior sound that commands attention without overwhelming the cabin. The Super 50™ muffler balances a deep, throaty tone on the outside with a moderate interior sound level, allowing you to enjoy the performance benefits and muscular exhaust note without sacrificing comfort during conversations or long drives.

Installation & Fitment:

This cat-back exhaust system is designed for a direct bolt-on installation with no cutting or welding required, making it an excellent choice for enthusiasts who prefer to install performance parts at home. The package includes all necessary clamps, hangers, and hardware, along with clear instructions to guide you through the process. It fits all 1994–2001 Dodge Ram 1500 models and 1994–2002 Dodge Ram 2500 and 3500 models equipped with 3.9L, 5.2L, or 5.9L engines, compatible with both 2-wheel and 4-wheel drive configurations and all wheelbases.

What's Included:

• Mandrel-bent aluminized steel tubing
• Super 50™ Series aluminized steel performance muffler
• Dual 2.50-inch aluminized steel tailpipes
• All necessary clamps, hangers, and mounting hardware
• Detailed installation instructions

Ideal For:

The Flowmaster American Thunder Cat-Back Exhaust System is perfect for Dodge Ram owners who want to upgrade their truck’s exhaust sound and performance without compromising daily drivability. It suits enthusiasts looking for a durable, long-lasting exhaust system that delivers a bold, aggressive tone and a muscular rear appearance. Whether you use your Ram for work, towing, or weekend adventures, this system enhances your truck’s presence and exhaust efficiency with a reliable, easy-to-install solution.

Flowmaster is an iconic exhaust brand famous for signature exhaust tone and performance mufflers, as well as complete axle-back and cat-back systems. Built for muscle cars, trucks, and performance builds, Flowmaster systems are designed to improve flow and deliver the sound character enthusiasts chase.