aFe MACH Force-Xp Hi-Tuck Cat-Back Exhaust

2018–2021 Jeep Wrangler JL 3.6L V6

Part #: 49-48065-1B

Overview

The aFe MACH Force-Xp Hi-Tuck Cat-Back Exhaust System is engineered specifically for the 2018 to 2021 Jeep Wrangler JL 3.6L V6 4-door models. Designed for off-road enthusiasts and performance seekers alike, this exhaust system enhances your Jeep’s power output while providing a refined, aggressive exhaust note. Its unique Hi-Tuck design offers increased ground clearance, making it ideal for tackling rough terrain without compromising exhaust protection.

With gains of up to 9 horsepower and 8 lb-ft of torque, this cat-back exhaust system delivers noticeable performance improvements. The free-flowing stainless steel muffler produces a deep, tuned sound that enhances the driving experience without excessive drone, while the stealthy black powder-coated tip adds a sleek, aggressive look to your Wrangler’s rear end.

Key Features

Engineered for durability, performance, and style, the aFe MACH Force-Xp Hi-Tuck Cat-Back Exhaust includes:

• Up to +9 horsepower and +8 lb-ft torque gains for improved engine performance
• 2-1/2" mandrel-bent 409 stainless steel tubing for optimal exhaust flow and strength
• Hi-Tuck design that raises the exhaust system for extra clearance during extreme off-road climbs and descents
• 3 1/2" rear exit with a high-temperature black powder-coated stainless steel tip for a stealthy appearance
• Free-flowing stainless steel muffler tuned to reduce high-pitched tones and deliver a deep, performance sound
• High-quality stainless steel band clamps for a secure, hassle-free installation
• 100% hand MIG-welded construction ensuring strength and durability under demanding conditions
• OE-style bayonet hangers maintain stable pipe positioning during high vibration and heat
• Clamp-on exhaust tip is removable to improve clearance over rough terrain when needed

Construction & Design

This exhaust system is crafted from premium 409 stainless steel, known for its excellent corrosion resistance and durability in harsh environments. The mandrel-bent tubing ensures smooth exhaust flow, minimizing restrictions and maximizing performance gains. The Hi-Tuck design elevates the exhaust routing, protecting it from damage during off-road excursions by providing additional ground clearance.

The black powder-coated stainless steel tip not only resists high temperatures but also adds a refined, stealthy aesthetic to the rear of your Jeep. Every weld is hand MIG-welded for superior strength, ensuring the system withstands the rigors of both daily driving and off-road abuse.

Performance & Sound

The aFe MACH Force-Xp Hi-Tuck Cat-Back Exhaust system is tuned to unleash your Jeep Wrangler’s full potential. By reducing exhaust backpressure and improving flow, it delivers up to 9 additional horsepower and 8 lb-ft of torque. The free-flowing muffler is engineered to absorb harsh high-frequency tones, resulting in a deep, aggressive exhaust note that enhances your driving experience without excessive noise or drone.

Installation & Fitment

Installation is straightforward and designed to use all factory mounting points, ensuring a secure fit and maintaining vehicle stability. The system includes OE-style bayonet hangers that hold the exhaust securely in place, even under high vibration and heat conditions. No cutting or welding is required, making this a direct bolt-on upgrade for 4-door Jeep Wrangler JL models equipped with the 3.6L V6 engine.

Note: This exhaust system fits 4-door Jeep Wrangler JL models from 2018 through 2021 only.

What's Included

• Hi-Tuck Cat-Back Exhaust System with mandrel-bent 409 stainless steel tubing
• Free-flowing stainless steel performance muffler
• 3 1/2" high-temp black powder-coated stainless steel clamp-on exhaust tip
• Stainless steel band clamps for secure installation
• OE-style bayonet hangers and mounting hardware
• Installation instructions

Ideal For

This exhaust system is perfect for Jeep Wrangler JL owners who want to enhance their vehicle’s performance and sound without sacrificing off-road capability. It is especially suited for enthusiasts who frequently tackle rough terrain and require extra exhaust clearance to avoid damage. The stealthy black tip and deep performance sound also appeal to those seeking a subtle yet aggressive upgrade to their Jeep’s appearance and exhaust note.

Emissions Note

This product does not require a CARB Executive Order (EO) number.

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.