CORSA Performance Cat-Back Conversion Kit

2011–2021 Jeep Grand Cherokee 5.7L VVT HEMI

Part #: 21236

Overview

The CORSA Performance Non-Resonated Head Pipe Sport to Xtreme Conversion Kit is designed to enhance the exhaust system of your 2011–2021 Jeep Grand Cherokee equipped with the 5.7L VVT HEMI engine. This kit upgrades your existing CORSA Sport cat-back exhaust system, delivering a more aggressive exhaust tone and increased volume without sacrificing the refined sound quality CORSA is known for.

Ideal for Jeep enthusiasts who want to amplify their vehicle’s presence on the road, this conversion kit transforms the Sport system into the Xtreme level by boosting exhaust output by 6 to 8 decibels. It offers a bold, commanding sound that stands out while maintaining durability and craftsmanship.

Key Features

This conversion kit is engineered to provide a seamless upgrade experience with the following features:

• Custom-designed to fit all CORSA 2011+ 5.7L Jeep Grand Cherokee Sport exhaust systems
• Increases exhaust volume by 6–8 decibels over the standard Sport system
• Constructed from premium 304 stainless steel for superior corrosion resistance and durability
• Non-resonated design delivers a more aggressive, raw exhaust tone
• Includes all necessary hardware for straightforward installation
• Manufactured in the USA under strict quality control standards
• Backed by CORSA’s Limited Lifetime Warranty for long-term peace of mind

Construction & Design

The head pipe conversion kit is crafted from high-grade 304 stainless steel, known for its excellent resistance to rust, corrosion, and heat. This ensures the kit withstands the rigors of daily driving and spirited performance use. The non-resonated design removes the factory resonator, allowing exhaust gases to flow more freely and produce a louder, more aggressive sound profile.

Each component is precision-engineered to integrate perfectly with CORSA’s Sport cat-back exhaust systems, guaranteeing a precise fit and finish without the need for modifications. The robust construction ensures long-lasting performance and durability throughout the life of your vehicle.

Performance & Sound

By eliminating the resonator and upgrading the head pipe, this conversion kit significantly enhances the exhaust note of your Jeep Grand Cherokee’s 5.7L HEMI engine. Expect a 6 to 8 decibel increase over the standard Sport exhaust system, delivering a deeper, more aggressive tone that commands attention. This upgrade preserves CORSA’s signature sound quality—rich, refined, and free of drone—while providing a noticeable boost in volume and presence.

Installation & Fitment

The CORSA Non-Resonated Head Pipe Conversion Kit is designed for direct bolt-on installation with existing CORSA Performance Sport cat-back exhaust systems on 2011–2021 Jeep Grand Cherokees equipped with the 5.7L HEMI engine. The kit includes all necessary hardware, enabling enthusiasts to complete the upgrade at home using basic tools. No cutting, welding, or additional modifications are required, ensuring a hassle-free installation process.

What's Included

• Non-resonated head pipe assembly
• All mounting hardware and clamps required for installation
• Detailed installation instructions

Ideal For

This conversion kit is perfect for Jeep Grand Cherokee owners who already have a CORSA Performance Sport exhaust system and want to increase their vehicle’s exhaust volume and aggressiveness. It is especially suited for enthusiasts who appreciate a louder, more commanding exhaust note without sacrificing the quality and refinement CORSA is known for. Whether for daily driving or spirited weekend adventures, this upgrade enhances your driving experience with a bold sound upgrade.

Fitment

• Jeep Grand Cherokee High Altitude 2018–2020
• Jeep Grand Cherokee Laredo 2011–2013
• Jeep Grand Cherokee Limited 2011–2021
• Jeep Grand Cherokee Limited X 2019–2021
• Jeep Grand Cherokee Overland 2011–2021
• Jeep Grand Cherokee Overland Summit 2012
• Jeep Grand Cherokee Summit 2014–2021
• Jeep Grand Cherokee Trailhawk 2017–2021