Downpipe-Back Single Exhaust System with Polished Tip; Side Exit (01-06 6.6L Duramax Sierra 2500 HD)Find parts that fit my vehicle

High-Performance Exhaust Upgrade. The Downpipe-Back Single Exhaust System with Polished Tip is engineered to maximize power and sound for your Sierra 2500 HD. Featuring a muffler delete design and a single side exit configuration, this system provides an aggressive exhaust tone while unlocking gains of 15 to 25 horsepower. It's an ideal upgrade for diesel enthusiasts seeking both performance and style.

Construction and Appearance. Built from T-304 stainless steel tubing, the exhaust system offers superior strength and resistance to corrosion. Its computerized mandrel-bent design ensures smooth, unrestricted exhaust flow, while TIG welding and CNC-machined flanges deliver precision fitment. A polished chrome finish exhaust tip completes the look with a clean, performance-oriented style.

Installation. Installation is moderately difficult and requires basic mechanical knowledge along with proper tools. Designed as a direct replacement, it bolts into place without the need for cutting or major modifications.

Warranty. This exhaust system is backed by a one-year limited warranty, ensuring durability and reliable performance.

Application. This Downpipe-Back Single Exhaust System with Polished Tip fits 2001 to 2006 GMC Sierra 2500 HD models equipped with the 6.6L Duramax engine.

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