MBRP Chevrolet/GMC Duramax 6.6L Regular Cab

Universal Fitment

Part #: GMAL413

Overview

The MBRP 4-inch aluminized extension pipe is designed to enhance the exhaust system of your Chevrolet or GMC Duramax 6.6L engine, specifically for models with a regular cab from 2001 to 2005. Crafted from durable aluminized steel, this extension pipe helps improve exhaust flow, supporting better engine performance and sound. It is ideal for truck owners seeking to optimize their vehicle’s exhaust system for increased efficiency and a more aggressive sound profile. Whether you're upgrading for performance or durability, this extension pipe offers a reliable solution to extend your exhaust system’s capabilities and ensure long-lasting performance.

Key Features

This extension pipe features a robust aluminized construction that provides excellent corrosion resistance and longevity. Its precise 4-inch diameter ensures optimal exhaust flow, reducing backpressure and supporting engine response. Designed for easy installation, it fits seamlessly into your existing exhaust setup, making it a practical upgrade for your Duramax-powered truck. The pipe’s straightforward design emphasizes durability and compatibility, making it suitable for both daily driving and heavy-duty applications. Its high-quality materials and engineering help maintain consistent exhaust performance and support your vehicle’s overall reliability.

Construction & Design

Constructed from aluminized steel, this extension pipe combines strength with corrosion resistance. Its seamless design ensures a smooth internal surface, promoting efficient exhaust flow and reducing turbulence. The precise manufacturing process guarantees a perfect fit and easy installation, helping you achieve a professional-quality upgrade.

Installation & Fitment

The MBRP 4-inch extension pipe is designed for straightforward installation, compatible with the factory exhaust system on Chevrolet and GMC Duramax 6.6L models from 2001 to 2005. It requires basic tools and can be installed with standard exhaust clamps or welding, depending on your preference. Proper fitment should be verified against your vehicle’s specific configuration to ensure optimal performance.

What’s Included

The package includes one aluminized steel extension pipe with the necessary mounting hardware for secure installation. Additional clamps or welding equipment may be required for a complete setup, depending on your existing exhaust configuration. Upgrade your Duramax truck’s exhaust system with this durable extension pipe from MBRP, designed to support improved airflow, enhanced sound, and long-lasting performance.