MBRP Installer Series Off Road Cat-Back Exhaust

2007–2011 Jeep Wrangler JK 3.8L V6

Part #: S5514AL

Overview

The MBRP Installer Series Off Road Cat-Back Exhaust is a purpose-built performance upgrade designed specifically for Jeep Wrangler JK models from 2007 to 2011 equipped with the 3.8L V6 engine. This exhaust system enhances your Jeep’s off-road capability by delivering a robust, aggressive exhaust tone while improving throttle response and overall horsepower. Ideal for Jeep enthusiasts who demand durability and sound without sacrificing factory fitment, this bolt-on system offers a straightforward upgrade that withstands the challenges of trail driving and daily use.

Part of MBRP’s Armor Lite Series, this exhaust balances quality materials and engineering with affordability, making it a practical choice for drivers in dry climates or those seeking a dent-resistant solution that maintains excellent performance and longevity.

Key Features

Engineered to optimize exhaust flow and durability, the MBRP Off Road Cat-Back Exhaust includes the following key features:

• Heavy-gauge aluminized steel tubing for superior corrosion resistance and impact durability
• Mandrel-bent tubing ensures smooth, unrestricted exhaust flow for enhanced engine efficiency
• Off-road tailpipe design with muffler positioned before the axle exit to maximize ground clearance
• Fully sealed seams to prevent rust and extend system lifespan
• Utilizes OEM hangers for a secure, factory-style fit and easy installation
• Includes extension pipe, muffler, over-axle pipe, tailpipe, and all necessary mounting hardware
• Bolt-on installation requiring no cutting, welding, or modifications
• Compatible with charcoal canister repositioning kit (part #1310011) for 2-door models
• Backed by a 3-year warranty for added peace of mind

Construction & Design

The MBRP Off Road Cat-Back Exhaust is constructed from heavy-gauge aluminized steel, chosen for its excellent resistance to corrosion and ability to withstand impacts from rocks and trail debris. This material provides a durable yet cost-effective finish ideal for dry or mild climates. The tubing is mandrel bent to maintain a consistent diameter throughout bends, ensuring smooth exhaust flow without restrictions or turbulence that can reduce performance.

The muffler is strategically positioned before the axle exit, improving ground clearance and protecting the system from damage during off-road excursions. Precision engineering and the use of OEM hangers guarantee a perfect fit for Jeep Wrangler JK models from 2007 through 2011, maintaining factory alignment and minimizing installation time.

Performance & Sound

This exhaust system enhances horsepower and torque by increasing exhaust flow and reducing backpressure. The mandrel-bent tubing allows the engine to breathe more efficiently, resulting in improved throttle response and lower exhaust gas temperatures. The Off Road Tail Pipe muffler produces a deep, aggressive tone that complements the Jeep’s rugged character without excessive noise or highway drone, making it suitable for both trail and street driving.

Installation & Fitment

The MBRP Installer Series Off Road Cat-Back Exhaust features a bolt-on design that requires no cutting, welding, or modifications to your Jeep’s existing exhaust system. Installation is straightforward and includes all necessary hardware for a secure, factory-style fit. For 2-door Jeep Wrangler models, installation requires the use of a charcoal canister repositioning kit (part #1310011) to complete the setup.

This exhaust system fits the following Jeep Wrangler JK models equipped with the 3.8L V6 engine:

• Jeep Wrangler 70th Anniversary (2011)
• Jeep Wrangler Rubicon (2007–2011)
• Jeep Wrangler Sahara (2007–2011)
• Jeep Wrangler Sport (2010–2011)
• Jeep Wrangler Unlimited 70th Anniversary (2011)
• Jeep Wrangler Unlimited Rubicon (2007–2011)
• Jeep Wrangler Unlimited Sahara (2007–2011)
• Jeep Wrangler Unlimited Sport (2010–2011)
• Jeep Wrangler Unlimited X (2007–2010)
• Jeep Wrangler X (2007–2010)

What's Included

• Extension pipe
• Muffler
• Over-axle pipe
• Tailpipe
• Mounting hardware

Ideal For

This MBRP Off Road Cat-Back Exhaust is perfect for Jeep Wrangler JK owners who want to upgrade their exhaust system for improved performance, durability, and a more aggressive sound. It is especially suited for off-road enthusiasts who require a dent-resistant exhaust capable of handling rough terrain, as well as daily drivers seeking enhanced throttle response and engine efficiency. The bolt-on design makes it accessible for both DIY installers and professional shops, providing a reliable and cost-effective exhaust upgrade.

MBRP builds performance exhaust systems engineered for bold sound, improved flow, and durable fitment across gas and diesel trucks, as well as select cars. From workhorse tow rigs to weekend builds, MBRP is known for offering multiple series and configurations so owners can choose the tone and construction that match how hard the vehicle gets driven.