Flowmaster Cat-Back Exhaust System

2000–2006 Jeep Wrangler TJ 4.0L

717865

Overview:

The Flowmaster Cat-Back Exhaust System is engineered specifically for the 2000 to 2006 Jeep Wrangler TJ equipped with the 4.0L engine. Designed to enhance your Jeep’s exhaust flow and sound, this system offers a balanced blend of performance and durability. Ideal for Jeep enthusiasts seeking a moderate, deep exhaust tone without excessive interior drone, it delivers a refined driving experience both on and off the road.

Whether you’re upgrading for improved exhaust efficiency or to add a distinctive sound profile, this Flow FX® cat-back system provides a reliable and long-lasting solution that complements the rugged nature of the Wrangler TJ.

Key Features:

This Flowmaster cat-back exhaust system combines quality materials and thoughtful design to improve your Jeep’s exhaust performance and sound characteristics. Key features include:

• All stainless steel construction for superior corrosion resistance and extended lifespan
• 2.50-inch mandrel-bent tubing for optimized exhaust flow and minimal restriction
• Flow FX® straight-through performance muffler mounted high in the frame rail for protection and efficient exhaust routing
• Large 3.50-inch black ceramic coated stainless steel exhaust tip with embossed Flowmaster® logo for a sleek, aggressive finish
• Designed to bolt directly to the factory flange using existing hanger locations for a hassle-free installation
• Moderate, deep exhaust tone that enhances engine sound without excessive interior resonance
• Tailpipe routed high in the undercarriage to avoid damage from rocky terrain and off-road obstacles
• Includes all necessary hardware and detailed installation instructions

Construction & Design:

The Flowmaster Cat-Back Exhaust System is crafted from premium stainless steel, ensuring excellent resistance to rust and corrosion even under harsh environmental conditions. The 2.50-inch mandrel-bent tubing maintains consistent diameter throughout bends, promoting smooth exhaust gas flow and reducing backpressure.

The Flow FX® muffler features a straight-through design that balances sound attenuation with performance gains. Its strategic placement high in the frame rail protects it from off-road hazards while maintaining optimal exhaust routing. The system’s black ceramic coated tip not only adds a durable, stylish touch but also resists discoloration from heat and elements.

Performance & Sound

This cat-back system delivers a moderate yet powerful exhaust note that enhances the Jeep Wrangler’s natural engine sound. Outside, you’ll experience a deep, aggressive tone that commands attention without being overwhelming. Inside the cabin, the system minimizes drone and resonance, providing a comfortable driving environment during daily use or extended trips.

Installation & Fitment:

Designed as a direct bolt-on replacement, this Flowmaster cat-back exhaust system installs easily using the factory hanger locations and existing flange connections. No cutting, welding, or additional modifications are required, making it a straightforward upgrade for DIY enthusiasts and professional installers alike. The package includes all necessary hardware and clear instructions to ensure a smooth installation process.

What's Included:

• Flow FX® stainless steel muffler
• 2.50-inch mandrel-bent stainless steel tailpipe
• 3.50-inch black ceramic coated stainless steel exhaust tip with Flowmaster® logo
• All mounting hardware and clamps
• Detailed installation instructions

Ideal For:

This exhaust system is perfect for Jeep Wrangler TJ owners from model years 2000 through 2006 who want to enhance their vehicle’s exhaust sound and performance without sacrificing durability or requiring complex installation. It suits off-road enthusiasts who need a robust exhaust setup capable of withstanding rugged terrain, as well as daily drivers seeking a refined yet aggressive exhaust tone.

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.