GM LMM Duramax 4-Inch Downpipe-Back Exhaust System (2007.5–2010)

Description

Fitment Information

2007.5 through 2010 Chevrolet Silverado and GMC Sierra 2500 & 3500HD models with a 6.6L Duramax engine. Not compatible with Cab & Chassis configurations.

Overview

This 4″ race exhaust system initiates at the downpipe and enables the removal of the catalytic converter and DPF filter for off-road purposes.

Specifications

• 4″ stainless steel tubing
• Downpipe-back race exhaust setup
• Includes OE style hangers for straightforward installation
• Optimized for maximum flow in competitive settings
• Excludes bungs
• Enhances fuel efficiency
• Not suitable for later models with a 3-bolt flange

🚫  For off-road applications only. ❗Custom tuning is required.

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