Magnaflow Custom Builder Pipe Series Downpipe-Back Single Exhaust System; Side Exit (01-04 6.6L Duramax Sierra 2500 HD w/o Factory Installed Catalytic Converters)Find parts that fit my vehicle

Performance Exhaust System. The Magnaflow Custom Builder Pipe Series Downpipe-Back Single Exhaust System; Side Exit is designed to improve exhaust gas flow for your diesel truck, resulting in enhanced engine sound with an aggressive exterior and moderate interior tone that enriches the driving experience.

Construction and Appearance. Made from durable, corrosion-resistant aluminized steel, this exhaust system features 4-inch mandrel bent piping produced with CNC robotic precision. The aggressive styling and customizable layout allow users to select the exhaust note and exit orientation to suit personal preferences while ensuring lasting durability.

Installation. This system offers a clamp-on inlet connection and is designed for flexible installation options. Because cutting, welding, and fabrication may be required during installation, professional installation is recommended to ensure proper fitment and performance.

Warranty. The system is backed by a 1-year limited warranty to cover construction quality and material integrity.

Application. Specifically designed to fit 01-04 6.6L Duramax Sierra 2500 HD models without factory-installed catalytic converters, ensuring compatibility and optimized performance for these configurations.

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