The Dieselr Aluminized DPF Race Pipes (2007.5–2010 6.6L GM Duramax LMM) are built for Chevy Silverado and GMC Sierra 2500/3500 HD owners who demand stronger flow, easier fitment, and long-term reliability. Constructed from heavy-duty aluminized steel, these pipes improve exhaust velocity and reduce restriction for more efficient operation under load.

Each Dieselr race pipe is mandrel-bent for smooth, unrestricted flow and precision-welded for durability. The aluminized finish offers excellent heat and corrosion resistance, making it ideal for real-world conditions—from job sites to long-haul towing. Designed for a direct fit with OEM hangers and hardware, installation is clean and straightforward.

Tested on real 6.6L Duramax platforms, this Dieselr exhaust system delivers reliable performance with a simple, functional design.

Key Features

• Aluminized steel construction for durability and corrosion resistance
• Mandrel-bent tubing for consistent exhaust flow
• OEM-style mounting for simple installation
• Proven fitment on GM 2500/3500 HD Duramax trucks