4-Inch Aluminized Steel DPF-Back Dual Exhaust System; Side Exit (11-14 6.6L Duramax Sierra 2500 HD)Find parts that fit my vehicle

High-Performance Exhaust. The 4-inch aluminized steel DPF-back dual exhaust system with side exit enhances exhaust flow and reduces backpressure on diesel engines, improving power delivery and efficiency. Designed to replace the stock exhaust from the diesel particulate filter back, it provides an aggressive exhaust note while maintaining compliance with emission regulations.

Construction and Appearance. Made from durable aluminized steel, this exhaust system offers excellent resistance to corrosion and high temperatures. Its smooth 4-inch tubing ensures optimal exhaust gas flow, and the aluminized finish provides a clean, satin-like appearance that resists rust and oxidation for long-lasting visual appeal.

Installation. This exhaust kit is designed for straightforward bolt-on installation with no drilling or modifications needed. Professional-grade hardware is included to simplify fitting, making it accessible for experienced enthusiasts and mechanics.

Warranty. The product comes with a limited warranty against defects in materials and workmanship.

Application. Specifically engineered to fit 2011-2015 Chevy/GMC 6.6L Duramax Diesel 2500/3500 models, compatible with all cab and bed lengths.

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