• Gibson 3in Single Cat-Back Exhaust | Hummer H2 (03-06) (612500)
  • Gibson 3in Single Cat-Back Exhaust | Hummer H2 (03-06) (612500)
  • Gibson 3in Single Cat-Back Exhaust | Hummer H2 (03-06) (612500)
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Gibson 3in Single Cat-Back Exhaust | Hummer H2 (03-06) (612500)

Gibson 3in Single Cat-Back Exhaust | Hummer H2 (03-06) (612500)

612500

Out of stock

$674.09 USD
$1,523.91 USD $674.09 USD
ADDITIONAL DISCOUNTS APPLIED AT CHECKOUT Sold out

The Gibson 03-06 Hummer H2 Base 6.0L 3-inch Cat-Back Single Exhaust is a high-performance exhaust system designed to enhance the vehicle's sound and power output. Constructed from durable stainless steel, this exhaust features a straight-out-the-back configuration with a polished stainless tip for a professional appearance. Known for its reliability, Gibson's exhaust system delivers an average horsepower gain of 5-10, improving overall engine performance and efficiency. Its bolt-on installation ensures a hassle-free upgrade that provides a clean, aggressive sound and a refined look, making it a popular choice among enthusiasts seeking both style and function.

This exhaust system is specifically designed for the 2003-2006 Hummer H2 equipped with a 6.0L engine. It serves as a direct replacement for the stock exhaust, offering a straightforward installation process. The kit includes all necessary components for a complete upgrade, suitable for street driving and performance enhancement. Its robust construction and proven performance make it ideal for daily drivers, off-road enthusiasts, or anyone looking to improve their vehicle’s exhaust flow and sound profile. The system’s compatibility ensures a perfect fit for the specified model and engine configuration, providing reliable, long-lasting performance.

Overview

Gibson Exhaust Systems

Fits 2003–2006 Hummer H2 6.0L

Part #: 612500

Overview

The Gibson 03-06 Hummer H2 6.0L 3-inch Cat-Back Single Exhaust is designed to enhance your vehicle’s exhaust system with a reliable, performance-oriented upgrade. Crafted for Hummer H2 owners seeking improved exhaust flow and a bold sound, this exhaust system combines durability with straightforward installation. Made from high-quality stainless steel, it offers long-lasting resistance to corrosion and maintains a polished appearance with its stainless tip. Whether you're looking to boost your vehicle’s response or simply upgrade its aesthetic appeal, this exhaust delivers a professional look and feel that complements your Hummer H2’s rugged character.

Key Features

This exhaust system is engineered to provide a hassle-free, bolt-on installation that fits seamlessly onto your Hummer H2. Its key features include:
  • Constructed from durable stainless steel for corrosion resistance and longevity
  • 3-inch diameter piping optimized for improved exhaust flow
  • Polished stainless steel tip for a sleek, finished appearance
  • Straight-out the back exit for a clean, aggressive look
  • Designed to support slight horsepower gains of approximately 5-10 HP
  • Hassle-free installation with no custom modifications required

Construction & Design

Built entirely from stainless steel, this exhaust system emphasizes durability and corrosion resistance, ensuring it maintains its appearance and performance over time. The design features a smooth, mandrel-bent piping layout that maximizes exhaust flow efficiency while reducing backpressure, contributing to improved engine response and sound quality.

Performance & Response

This cat-back exhaust helps your Hummer H2 achieve a deeper, more aggressive exhaust note while supporting modest horsepower improvements. The increased airflow reduces exhaust restrictions, resulting in a more responsive throttle feel and enhanced overall driving experience.

Installation & Fitment

Designed for direct bolt-on installation, this exhaust system requires no cutting or welding, making it suitable for DIY enthusiasts and professional installers alike. It fits 2003 to 2006 Hummer H2 models with a 6.0L engine, providing a seamless upgrade that restores or enhances your vehicle’s exhaust performance.

What’s Included

The package includes all necessary hardware and components for a straightforward installation, ensuring a professional-looking result with minimal effort.

Ideal For

Perfect for Hummer H2 owners looking to improve exhaust sound, appearance, and performance with a durable, high-quality upgrade that’s built to last.
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