MBRP Cat Back Exhaust System

2007–2018 Jeep Wrangler / Rubicon JK 3.6L

Part #: S5530409

Overview

The MBRP Cat Back Exhaust System with a single rear exit is engineered specifically for the Jeep Wrangler and Rubicon JK models equipped with the 3.6L engine from 2007 through 2018. Designed for both 2-door and 4-door configurations, this exhaust system offers Jeep enthusiasts a durable, performance-enhancing upgrade that improves exhaust flow and delivers an aggressive, race-inspired sound. Ideal for drivers seeking a balance of quality construction and bold audio presence, this system enhances both the driving experience and the vehicle’s visual appeal.

Whether you’re tackling off-road trails or cruising city streets, the MBRP Cat Back Exhaust System provides a noticeable improvement in exhaust tone and responsiveness without compromising reliability or fitment.

Key Features

This exhaust system combines robust materials and thoughtful design to deliver lasting performance and style. Key features include:

• Constructed from T409 stainless steel for excellent corrosion resistance and durability in moderate climates
• 2.5-inch diameter tubing optimized for improved exhaust flow and power gains
• Single rear exit design that complements the Jeep’s rugged aesthetic
• Race Profile sound tuning for an aggressive, track-inspired exhaust note
• Direct bolt-on installation with no cutting or welding required
• Lifetime warranty backing the material and craftsmanship
• Compatible with both 2-door and 4-door Jeep Wrangler JK and Rubicon models from 2007 to 2018
• Engineered to maintain proper ground clearance and off-road capability

Construction & Design

The MBRP Cat Back Exhaust System is crafted from T409 stainless steel, a value-focused alloy that offers a similar appearance to premium T304 stainless steel but with slightly reduced durability. This material choice provides excellent resistance to rust and corrosion in moderate climates, making it well-suited for Jeep owners who encounter occasional rain and off-road conditions. The system’s 2.5-inch tubing diameter is carefully selected to optimize exhaust flow without sacrificing low-end torque or drivability.

Every component is precision-engineered to ensure a perfect fit and finish, maintaining the rugged look of the Jeep while enhancing its performance characteristics. The single rear exit design is both functional and visually appealing, complementing the vehicle’s aggressive styling.

Performance & Sound

Equipped with MBRP’s Race Profile tuning, this exhaust system delivers a deep, aggressive exhaust note that commands attention. The sound is designed to emulate a race track atmosphere, providing a thrilling auditory experience every time you accelerate. Beyond sound, the improved exhaust flow can contribute to enhanced throttle response and a more engaging driving experience, making it an excellent upgrade for performance-minded Jeep enthusiasts.

Installation & Fitment

The MBRP Cat Back Exhaust System is designed for straightforward installation on 2007–2018 Jeep Wrangler and Rubicon JK models with the 3.6L engine. It fits both 2-door and 4-door variants without requiring any modifications, cutting, or welding. The system bolts directly onto the factory mounting points, allowing for a hassle-free upgrade that can be completed with basic hand tools. This ensures a secure fit and reliable performance on and off the road.

What's Included

• MBRP Cat Back Exhaust System with single rear exit
• All necessary clamps, hangers, and hardware for installation
• Detailed installation instructions

Ideal For

This exhaust system is perfect for Jeep Wrangler and Rubicon JK owners who want to enhance their vehicle’s sound and performance without compromising durability or fitment. It suits off-road enthusiasts, daily drivers, and anyone looking to add a race-inspired exhaust tone to their Jeep. Its robust construction and lifetime warranty make it a reliable choice for those living in moderate climates who demand both style and substance from their exhaust upgrades.

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.