AFE Large Bore-HD 4-Inch DPF-Back Single Exhaust System with Polished Tip; Side Exit (07-10 6.6L Duramax Sierra 3500 HD)Find parts that fit my vehicle

Performance Exhaust System. The AFE Large Bore-HD 4-Inch DPF-Back Single Exhaust System with polished tip and side exit improves exhaust flow and enhances engine sound for diesel trucks. It is designed to replace the factory exhaust from the diesel particulate filter back, allowing for increased horsepower and torque while delivering a race-inspired aggressive tone.

Construction and Appearance. Made with durable 4-inch mandrel bent 409 stainless steel tubing, this system features a high-luster 5-inch polished 304 stainless steel intercooled slash-cut tip with vents that help reduce exhaust gas temperatures. Factory-style bayonet hangers and high-quality band clamps provide a precise fit and a corrosion-resistant, long-lasting finish.

Installation. Installation is straightforward with no need for drilling or modifications, as the system uses all factory mounting locations and OE-style hangers for a secure, hassle-free fit. The exhaust provides a leak-free seal with OE-style flanges and clamps, ensuring a smooth transition and durable performance.

Application. Designed specifically to fit the 2007-2010 6.6L Duramax Sierra 3500 HD, this exhaust system ensures proper fitment and operation without requiring additional adjustments or exclusions.

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