Dieselr Aluminized 5" DPF Back Exhaust Single | 2500/3500 6.6L GM DURAMAX LMM (2007.5-2010)

The Dieselr Aluminized 5" DPF Back Exhaust Single (2007.5–2010 6.6L Duramax) is engineered for Chevy Silverado and GMC Sierra 2500/3500 HD owners who want maximum flow and dependable build quality. Constructed from 5-inch heavy-duty aluminized steel, this system delivers improved exhaust velocity, reduced EGTs, and a bold, confident tone that reflects real diesel performance.

Each Dieselr exhaust is mandrel-bent to maintain smooth, unrestricted flow and precision-welded for long-term reliability. The aluminized finish protects against corrosion and heat, making it ideal for trucks exposed to tough climates and heavy workloads. With OEM-style hanger alignment, installation is clean, quick, and secure.

Tested extensively on real Duramax LMM platforms, Dieselr aluminized exhausts are trusted by professionals and diesel enthusiasts alike for their balance of strength, performance, and fitment accuracy.

Key Features

• 5" aluminized steel for strength and corrosion protection
• Mandrel-bent tubing for efficient exhaust flow
• OEM hanger fitment for easy installation
• Proven reliability under heavy towing and load conditions