4-Inch Aluminized Steel DPF-Back Dual Exhaust System; Side Exit (11-14 6.6L Duramax Silverado 2500 HD)

Performance Diesel Exhaust. The 4-inch aluminized steel DPF-back dual exhaust system with side exit is engineered to improve exhaust flow and reduce backpressure for diesel engines. It enhances overall vehicle performance while maintaining compliance with emissions standards by integrating seamlessly after the Diesel Particulate Filter.

Construction and Appearance. Crafted from durable aluminized steel, this exhaust system features a corrosion-resistant finish with a smooth texture designed to withstand harsh conditions and the high temperatures of diesel exhaust. Its dual side-exit design promotes efficient exhaust evacuation with a clean, functional appearance.

Installation. Installation is straightforward for those with basic mechanical experience and does not require drilling. The kit is engineered for direct bolt-on use to the factory exhaust system, ensuring a secure and precise fit.

Warranty. This product includes a limited warranty covering defects in materials and workmanship.

Application. Specifically crafted for the 2011–2015 6.6L Duramax Silverado 2500 HD, this exhaust system accommodates all cab and bed lengths within this model range without exceptions noted.

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