aFe Rebel Series Cat-Back Exhaust

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

Part #: 49-48054-B

Overview

The aFe Rebel Series 2.5" Cat-Back Exhaust with Black Tips is engineered specifically for Jeep Wrangler JK models equipped with 3.6L or 3.8L V6 engines from 2007 through 2018. Designed for Jeep enthusiasts seeking a bold, aggressive exhaust upgrade, this system enhances both performance and style. Its dual center exit design delivers a distinctive look that complements the rugged character of the Wrangler while improving exhaust flow for better engine efficiency.

This cat-back exhaust system is ideal for drivers who want to increase horsepower and torque without sacrificing durability or sound quality. It offers a perfect balance of aggressive tone and refined craftsmanship, making it a great choice for daily drivers and off-road adventurers alike.

Key Features

The aFe Rebel Series Cat-Back Exhaust combines innovative design with premium materials to deliver superior performance and aesthetics. Key features include:

• Dual center exit 4-1/2" black stainless steel tips with aFe power plates for a striking appearance
• 2.5" diameter mandrel-bent stainless steel tubing for smooth exhaust flow and minimal restriction
• MIG-welded construction ensuring long-lasting durability and corrosion resistance
• Free-flowing 22" muffler designed to optimize exhaust scavenging and enhance sound quality
• OE-style bayonet hangers for secure, vibration-free mounting
• Complete hardware kit including band clamps for a hassle-free installation
• Tested on aFe’s in-house dyno with verified gains of +9 horsepower and +14 lb-ft torque

Construction & Design

Crafted from high-grade stainless steel, the aFe Rebel Series Cat-Back Exhaust is built to withstand harsh environments and resist corrosion over time. The 2.5" tubing is mandrel bent to maintain consistent diameter throughout bends, reducing turbulence and backpressure. Precision MIG welding adds strength and durability to every joint, ensuring the system holds up under demanding conditions.

The dual center exit design not only provides a unique visual upgrade but also optimizes exhaust gas expulsion, contributing to improved engine breathing and throttle response. The black-coated 4-1/2" tips with aFe power plates add a custom, aggressive finish that complements the Jeep’s rugged styling.

Performance & Sound

The aFe Rebel Series Cat-Back Exhaust significantly improves engine performance by reducing exhaust restrictions and enhancing flow dynamics. Dyno testing confirms gains of +9 horsepower and +14 lb-ft of torque, translating to better acceleration and throttle response on the road or trail.

Acoustically, this system delivers a deep, aggressive exhaust note that is both powerful and refined. The free-flowing muffler balances sound levels to avoid excessive drone while providing a commanding presence that Jeep enthusiasts appreciate.

Installation & Fitment

Designed as a direct bolt-on replacement for the factory exhaust, the aFe Rebel Series Cat-Back Exhaust installs easily on 2007–2018 Jeep Wrangler JK models with 3.6L or 3.8L V6 engines. The system uses OE-style bayonet hangers and includes all necessary hardware, allowing for a straightforward installation without the need for cutting or welding.

Installation can typically be completed with basic hand tools and does not require modifications to the vehicle’s undercarriage or suspension components.

What's Included

• 2.5" mandrel-bent stainless steel cat-back exhaust tubing
• 22" free-flowing muffler
• Dual center exit 4-1/2" black stainless steel tips with aFe power plates
• OE-style bayonet hangers
• Band clamps and all necessary mounting hardware
• Installation instructions

Ideal For

This exhaust system is perfect for Jeep Wrangler JK owners who want to enhance their vehicle’s performance and sound while adding a distinctive, aggressive styling element. It suits off-road enthusiasts, daily drivers, and anyone looking to upgrade their Wrangler’s exhaust system with a durable, high-quality product that delivers measurable power gains and a commanding exhaust note.

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.