Flowmaster Force II Axle-Back Exhaust System: Jeep Wrangler (12-17) / Wrangler JK 2018

Flowmaster Force II Axle-Back Exhaust System

2012–2018 Jeep Wrangler JK 3.6L

817729

Overview:

The Flowmaster Force II Axle-back Exhaust System is engineered specifically for the 2012–2018 Jeep Wrangler JK and JKU models equipped with the 3.6L engine. Designed for Jeep enthusiasts seeking a balanced exhaust tone, this system delivers a moderate exterior sound with a mild interior presence, enhancing your vehicle’s auditory character without overwhelming cabin noise. It offers the performance improvements and durability expected from Flowmaster, making it an ideal upgrade for daily drivers and weekend adventurers alike.

This bolt-on system is emissions-legal and crafted to fit both 2-door and 4-door Wrangler JK models, ensuring broad compatibility and straightforward installation. Whether you want to improve exhaust flow or add a refined growl to your Jeep, the Force II system provides a reliable and stylish solution.

Key Features:

The Flowmaster Force II Axle-back Exhaust System combines quality materials and thoughtful engineering to enhance your Jeep’s performance and sound. Key features include:

• Designed specifically for 2012–2018 Jeep Wrangler JK/JKU with 3.6L engine
• Moderate exterior sound with mild interior tone for balanced exhaust note
• Stainless steel 80 Series™ crossflow muffler for optimized flow and durability
• Dual 2.50-inch mandrel-bent tailpipes for smooth exhaust flow and reduced restrictions
• Polished 3.50-inch stainless steel exhaust tips for a clean, aggressive appearance
• Utilizes factory hanger locations for a direct bolt-on installation
• Emissions-legal design suitable for street use
• Covered by Flowmaster’s Lifetime Limited Warranty for long-term peace of mind
• Includes all necessary hardware and detailed installation instructions

Construction & Design:

The Force II Axle-back system is constructed from high-quality stainless steel, ensuring excellent corrosion resistance and long-lasting performance even in harsh off-road environments. The 80 Series™ crossflow muffler is engineered to balance sound attenuation with exhaust flow efficiency, providing a refined yet assertive exhaust note. Mandrel-bent piping maintains consistent diameter throughout bends, minimizing flow restrictions and maximizing power potential. The polished stainless steel tips not only enhance aesthetics but also resist discoloration and wear over time.

Performance & Sound

This exhaust system is designed to improve exhaust flow, which can contribute to a slight increase in throttle response and overall engine efficiency. The moderate sound level is tuned to provide an aggressive yet controlled exhaust note that enhances the driving experience without excessive cabin drone. It’s an excellent choice for Jeep owners who want a noticeable but not overpowering exhaust tone.

Installation & Fitment:

The Flowmaster Force II Axle-back exhaust system installs easily using the factory hanger locations, requiring no cutting or welding. This bolt-on design allows for a straightforward installation process that can be completed at home with basic hand tools. It fits both 2-door and 4-door 2012–2018 Jeep Wrangler JK models equipped with the 3.6L engine, ensuring a precise fit and reliable performance.

What's Included:

• Stainless steel 80 Series™ crossflow muffler
• Dual 2.50-inch mandrel-bent tailpipes
• Pair of 3.50-inch polished stainless steel exhaust tips
• All necessary mounting hardware
• Detailed installation instructions

Ideal For:

This exhaust system is ideal for Jeep Wrangler JK owners who want to enhance their vehicle’s sound and performance without sacrificing daily drivability or comfort. It suits those looking for a moderate, refined exhaust tone that stands out on the trail and the street. Perfect for enthusiasts who value quality construction, ease of installation, and a reliable, emissions-legal upgrade.