Borla Axle-Back Exhaust System

2018–2021 Jeep Wrangler JL/JLU 3.6L V6

Part #: 11963

Overview

The Borla Axle-Back Exhaust System for the 2018-2021 Jeep Wrangler JL and JLU is designed to enhance both the performance and sound of your vehicle. Crafted with precision and built in the USA, this exhaust system offers a significant upgrade over the factory setup, delivering a deeper, more aggressive exhaust note that complements the rugged character of the Wrangler. Whether you're an off-road enthusiast or a daily driver looking for a refined sound and improved exhaust flow, this system is an excellent choice.

Engineered for enthusiasts who want to maximize their Jeep's auditory presence and optimize exhaust flow, the Borla S-Type Axle-Back system provides a balance of performance, durability, and style. It is suitable for both automatic and manual transmissions, and fits 2WD and 4WD models with 2- and 4-door configurations. With this system, you'll get a noticeable enhancement in sound quality and a slight increase in exhaust efficiency, supporting your vehicle's overall performance and driving experience.

Key Features

The Borla S-Type Axle-Back Exhaust System is built with high-quality materials and innovative design features that set it apart from standard exhaust upgrades. Here are some of the key features:

• Constructed from mandrel-bent, T-304 stainless steel for maximum durability and corrosion resistance, ensuring long-lasting performance in demanding conditions.
• Designed with a straight-through, multi-core design that optimizes exhaust flow, helping to reduce backpressure and support improved horsepower and torque.
• Features Borla's signature S-Type mufflers, which produce a refined yet aggressive exhaust tone that enhances your vehicle's presence without excessive drone or noise.
• Bolt-on installation with no cutting or welding required, making it a straightforward upgrade for DIY enthusiasts and professional installers alike.
• Made in the USA, ensuring high manufacturing standards and quality control.
• Compatible with factory mounting points, maintaining OEM fitment and ensuring a hassle-free installation process.
• Designed to complement the Jeep's factory exhaust system, providing a noticeable sound and performance upgrade without sacrificing daily drivability.

Construction & Design

The Borla Axle-Back Exhaust System is meticulously engineered with high-grade T-304 stainless steel tubing, which offers excellent resistance to rust and corrosion. The mandrel-bent tubing ensures smooth exhaust flow, reducing turbulence and backpressure, which can help support slight gains in horsepower and torque. The system features Borla's proprietary S-Type mufflers, known for their distinctive tone that strikes a perfect balance between aggressive sound and refined quality.

The design emphasizes durability and ease of installation, with all components precisely manufactured to fit the 2018-2021 Jeep Wrangler JL/JLU models. The system's polished stainless steel tips add a stylish finishing touch, enhancing the vehicle's appearance and giving it a more aggressive stance. The overall construction ensures a long-lasting, corrosion-resistant upgrade that maintains its performance and aesthetic appeal over time.

Installation & Fitment

This exhaust system is designed as a direct bolt-on replacement for the factory axle-back on 2018-2021 Jeep Wrangler JL and JLU models with a 3.6L V6 engine. No cutting, welding, or special tools are required for installation. The system mounts using the factory hangers and mounting points, ensuring a secure fit and straightforward installation process. Basic hand tools are sufficient, and the entire upgrade can typically be completed within a few hours.

• Easy bolt-on installation with no cutting or welding required
• Compatible with both 2WD and 4WD models
• Fits 2-door and 4-door Jeep Wrangler JL/JLU with 3.6L V6 engine

What's Included

• Complete axle-back exhaust system with stainless steel tubing and mufflers
• Polished stainless steel tips
• All necessary clamps and hardware for installation
• Detailed installation instructions

Ideal For

• Jeep Wrangler owners seeking a more aggressive exhaust sound
• Performance enthusiasts looking to improve exhaust flow and support slight power gains
• Off-road and daily drivers wanting a durable, high-quality exhaust upgrade
• Those who appreciate American-made, stainless steel craftsmanship