Free up the power of your engine with AFE’s Large Bore-HD 5" 409 stainless steel DPF-back exhaust for your Duramax. There are a number of benefits you can get with a single exhaust system including low cost, light weight, enhanced airflow, and easier to replace. Not only that, you also get the following benefits:

5" 409 Stainless Steel Construction:

This DPF-back exhaust system is constructed of 5" mandrel-bent 409 stainless steel tubing for maximum strength and durability.

6" Diameter Polished OR Black Intercooled Exhaust Tip:

Finishing off this exhaust system is a 6" diameter 304 stainless steel intercooled clamp-on exhaust tip. The tip features an aFe POWER logo plate riveted on for a unique style.

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Installation:

Some cutting will be required, see instruction sheet for further information. Utilizing factory style hangers this system mounts directly to factory mounting locations for a hassle-free installation.

Computer-Aided Design:

Utilizing state-of-the-art computer-aided design technology, this exhaust system is designed for custom, high tolerance factory fitment.

MIG-Welded:

100% MIG-Welded for race-proven strength and durability.