Dieselr Aluminized Downpipe Back Exhaust Single | GM 2500/3500 6.6L DURAMAX L5P 2017-2019

The Dieselr Aluminized Downpipe Back Exhaust (2017–2019) delivers the ideal balance of flow efficiency, fitment precision, and long-term durability. Crafted from 4-inch, 5-inch heavy-gauge aluminized steel, this system provides a direct, unrestricted exhaust path that supports cooler running temps and consistent performance.

Each Dieselr system is mandrel-bent for smooth, uninterrupted airflow and precision-welded for a secure, leak-free design. The aluminized finish offers reliable corrosion resistance, even under exposure to road salt, mud, and moisture. Installation is straightforward, with factory-style hangers and clamping points that ensure a professional, rattle-free fit.

Designed to handle demanding applications and extended use, Dieselr aluminized systems define performance through real-world engineering—built tough, built right, and built to last.

Key Features

• 4",5" aluminized steel construction for maximum strength

• Mandrel-bent tubing for smooth, consistent flow

• Factory-style alignment for clean installation

• Corrosion-resistant coating for extended durability