aFe Scorpion Cat-Back Exhaust System

2007–2018 Jeep Wrangler JK 3.8L / 3.6L

Part #: 49-08055

Overview

The aFe Scorpion 2.5" Hi-Tuck "Rock Basher" cat-back exhaust system is engineered specifically for Jeep Wrangler JK models from 2007 to 2018, including both 2-door and 4-door variants equipped with 3.8L or 3.6L engines. Designed for off-road enthusiasts and daily drivers alike, this exhaust system enhances your Jeep’s performance by improving exhaust flow while delivering a robust, aggressive sound. Its unique Hi-Tuck design provides increased ground clearance, making it ideal for tackling rugged terrain without compromising exhaust efficiency or sound quality.

Whether you’re upgrading for better throttle response, increased horsepower, or a more commanding exhaust note, the aFe Scorpion Hi-Tuck system offers a perfect balance of performance and durability tailored to the Jeep Wrangler JK platform.

Key Features

This cat-back exhaust system combines advanced engineering with practical design features to optimize your Jeep’s exhaust flow and sound:

• Constructed from 2.5" mandrel-bent aluminized steel tubing for smooth exhaust flow and minimal restriction
• Includes a 14" 409 stainless steel high-flow muffler that reduces high-pitched tones while producing a deep, throaty sound
• Hi-Tuck muffler placement ahead of the rear axle increases off-road clearance and climbing angles
• OE-style bayonet hangers ensure a secure, vibration-resistant fit that maintains factory-like stability
• Extension pipe included for compatibility with both 2-door and 4-door Jeep Wrangler JK models without modification
• Hi-Tuck tip design provides extra clearance during extreme off-road maneuvers
• Compatible with most aftermarket EVAP skid plates and aFe Power’s Glide Guard (Part #46-79001)
• Hardware included for a straightforward, hassle-free installation

Construction & Design

The aFe Scorpion Hi-Tuck exhaust system is crafted from durable aluminized steel tubing with precision mandrel bends to ensure consistent diameter and smooth transitions throughout the system. This construction minimizes turbulence and backpressure, promoting efficient exhaust gas evacuation. The 14" muffler is made from corrosion-resistant 409 stainless steel, engineered to absorb unwanted high-frequency sounds while delivering a powerful, aggressive tone on acceleration.

The forward muffler location not only protects the system during off-road climbs but also frees up space for additional accessories such as on-board air compressors. The use of OE-style bayonet hangers with secure bushing retention maintains a stable pipe position even under high vibration and heat conditions, ensuring long-term reliability.

Performance & Sound

By increasing exhaust diameter to 2.5" and utilizing smooth mandrel bends, this cat-back system reduces exhaust restriction, resulting in improved horsepower, torque, and throttle response. The high-flow muffler design balances aggressive sound with daily drivability, providing a deep, throaty exhaust note during acceleration while maintaining a smooth, drone-free idle. This makes it an excellent choice for Jeep owners seeking enhanced performance without sacrificing comfort.

Installation & Fitment

The aFe Scorpion Hi-Tuck cat-back exhaust system is designed for a direct bolt-on installation with no cutting or welding required. It fits all 2007–2018 Jeep Wrangler JK 2-door and 4-door models equipped with 3.8L or 3.6L engines. The included extension pipe ensures proper fitment across different wheelbase lengths, and all necessary hardware is provided for a secure and straightforward installation. This system also fits with most aftermarket EVAP skid plates, making it compatible with common off-road modifications.

What's Included

• 2.5" mandrel-bent aluminized steel exhaust tubing
• 14" 409 stainless steel high-flow muffler
• Hi-Tuck exhaust tip
• Extension pipe for 2-door and 4-door fitment
• OE-style bayonet hangers with bushings
• Complete installation hardware

Ideal For

This exhaust system is perfect for Jeep Wrangler JK owners who demand improved performance and sound without compromising off-road capability. It suits enthusiasts who frequently tackle challenging terrain and require extra ground clearance, as well as those looking to upgrade their exhaust for enhanced throttle response and a more aggressive exhaust note. Additionally, it is ideal for users planning to install on-board air compressor systems due to its forward muffler placement.

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.