aFe Rebel Series Cat-Back Exhaust System

2007–2018 Jeep Wrangler JK 3.8L / 3.6L V6

Part #: 49-48056-P

Overview

The aFe Rebel Series 2.5" Cat-Back Exhaust System is engineered specifically for the 2007–2018 Jeep Wrangler JK equipped with the 3.8L or 3.6L V6 engine. Designed to deliver both aggressive styling and enhanced performance, this dual center exit exhaust system offers a unique wide stance that complements the rugged look of the Wrangler while maintaining compatibility with the factory tow hitch. Ideal for Jeep enthusiasts seeking improved horsepower, torque, and throttle response without sacrificing a clean, custom appearance.

This cat-back exhaust system is a direct bolt-on upgrade that replaces the factory exhaust from the catalytic converter back, providing a hassle-free installation with no cutting or modifications required. It is perfect for drivers who want to enhance their Jeep’s exhaust flow and sound while preserving factory fitment and reliability.

Key Features

The aFe Rebel Series Cat-Back Exhaust System combines advanced engineering with durable materials to maximize performance and style. Key features include:

• Dual center exit 4-1/2" polished stainless steel tips with aFe power plates for a distinctive aggressive look
• 2.5" mandrel-bent stainless steel tubing for smooth exhaust flow and reduced backpressure
• Wide stance design that fits seamlessly with the factory tow hitch for easy installation
• MIG-welded construction ensuring long-lasting durability and corrosion resistance
• High-flow stainless steel muffler producing an aggressive yet refined exhaust tone
• OE-style bayonet hangers and band clamps for secure, vibration-free mounting
• Complete hardware kit included for a true bolt-on installation with no modifications
• 3" inlet transitioning to dual 2.5" outlets for maximum flow and performance gains
• Smooth transition bends designed to minimize turbulence and optimize exhaust scavenging

Construction & Design

Constructed from premium 2.5" and 3" stainless steel tubing, the Rebel Series exhaust system features mandrel bends that maintain consistent diameter throughout the piping. This design reduces restrictions and promotes efficient exhaust gas flow. The system’s MIG welding ensures strong, leak-free joints that withstand the rigors of off-road and daily driving conditions.

The dual center exit tips are crafted from polished stainless steel and feature riveted aFe power plates for added style and brand recognition. The wide stance of the tips not only enhances the Jeep’s rear appearance but also allows for compatibility with the factory tow hitch, eliminating the need for modifications.

Performance & Sound

Dyno testing confirms that this cat-back exhaust system delivers a significant performance boost, adding up to +9 horsepower and +14 lb-ft of torque. The high-flow muffler design produces a deep, aggressive exhaust note that enhances the driving experience without excessive drone. This system balances power gains with a refined sound signature suitable for both on-road cruising and off-road adventures.

Installation & Fitment

The aFe Rebel Series Cat-Back Exhaust System is designed as a direct bolt-on upgrade for 2007–2018 Jeep Wrangler JK models with 3.8L or 3.6L V6 engines, including both 2-door and 4-door configurations. Installation requires no cutting, welding, or modifications, making it accessible for DIY enthusiasts and professional installers alike. The package includes all necessary hardware, clamps, and OE-style hangers to ensure a secure and straightforward fitment.

What's Included

• 2.5" mandrel-bent stainless steel cat-back exhaust piping
• High-flow stainless steel muffler
• Dual 4-1/2" polished stainless steel clamp-on tips with aFe power plates
• OE-style bayonet hangers
• Band clamps and all required mounting hardware
• Installation instructions

Ideal For

This exhaust system is ideal for Jeep Wrangler JK owners who want to enhance their vehicle’s performance and sound while maintaining a clean, aggressive rear appearance. It suits off-road enthusiasts, daily drivers, and anyone looking to upgrade their factory exhaust with a durable, high-quality system that fits perfectly and performs reliably.

aFe POWER (Advanced FLOW Engineering) offers dyno-proven intake, filtration, and exhaust upgrades aimed at measurable performance gains. The brand’s lineup is geared toward enthusiasts looking for better airflow, improved sound, and durable materials—from cold air intakes to stainless exhaust systems for street and track applications.