Flowmaster Flow FX Extreme Cat-Back Exhaust System: Jeep Wrangler (07-17) / Wrangler JK 2018

Flowmaster Flow FX Extreme Cat-Back Exhaust System

2007–2018 Jeep Wrangler JK 3.6L/3.8L

717968

Overview:

The Flowmaster Flow FX Extreme Cat-Back Exhaust System is engineered specifically for the 2007–2018 Jeep Wrangler JK equipped with 3.6L and 3.8L engines. Designed for off-road enthusiasts and performance seekers alike, this exhaust system delivers a deep, aggressive tone while enhancing your vehicle’s overall performance. It replaces the factory exhaust with a durable, high-flow design that improves exhaust flow and ground clearance, making it ideal for rugged terrain and extreme driving conditions.

Whether you’re tackling trails or cruising on the highway, the Flow FX Extreme system provides a perfect balance of sound and functionality, elevating your Jeep’s presence without compromising drivability.

Key Features:

This cat-back exhaust system incorporates advanced design elements and premium materials to ensure superior performance and longevity:

• Flow FX series muffler delivers a deep, powerful exhaust note with minimal drone
• 3.0-inch mandrel-bent 409 stainless steel tubing maximizes exhaust flow and resists corrosion
• Turndown-style dump exit located immediately after the muffler eliminates the over-axle tailpipe
• Improved ground clearance and departure angle for enhanced off-road capability
• Utilizes factory mounting locations for a straightforward, bolt-on installation
• Includes all necessary hardware for a complete installation
• Backed by Flowmaster’s Lifetime Limited Warranty for peace of mind

Construction & Design:

The Flow FX Extreme system is crafted from premium 409 stainless steel, known for its excellent durability and resistance to rust and corrosion. The 3.0-inch tubing is mandrel bent to maintain consistent diameter throughout bends, ensuring unrestricted exhaust flow and optimal performance. The unique turndown-style dump exit design replaces the traditional over-axle tailpipe, reducing the risk of damage during off-road excursions and improving the vehicle’s departure angle.

Every component is precision-engineered to fit the Jeep Wrangler JK’s factory mounting points, providing a secure and rattle-free installation that maintains the vehicle’s original ground clearance and styling.

Performance & Sound

The Flow FX Extreme muffler is tuned to produce a deep, aggressive exhaust tone that enhances the Jeep’s natural engine sound without overwhelming cabin comfort. This system improves exhaust scavenging, which can contribute to better throttle response and a slight increase in horsepower and torque. The elimination of the over-axle tailpipe not only benefits off-road clearance but also helps reduce exhaust turbulence for smoother flow.

Installation & Fitment:

Installation is straightforward and designed to be completed using factory mounting points and included hardware. No cutting, welding, or modifications are necessary, making it a direct bolt-on upgrade for Jeep Wrangler JK models from 2007 through 2018 with 3.6L or 3.8L engines. This ensures a hassle-free installation process that can be completed by experienced DIYers or professional technicians.

What's Included:

• Flow FX Extreme stainless steel muffler
• 3.0-inch mandrel bent 409 stainless steel tubing
• Turndown-style dump exit assembly
• All necessary mounting hardware and clamps
• Installation instructions

Ideal For:

This exhaust system is ideal for Jeep Wrangler JK owners who demand enhanced performance and sound without sacrificing off-road capability. It is perfect for enthusiasts who frequently drive on challenging terrain and require improved ground clearance and departure angles. Additionally, it suits those looking to upgrade their factory exhaust for a more aggressive tone and better exhaust flow while maintaining a reliable, durable setup backed by a strong warranty.