This 3" mandrel bent turbo exhaust pipe is designed for 2001–2004 Chevy and GMC 6.6L Duramax LB7 diesel engines, manufactured from 304 stainless steel with an OEM style 3-bolt flange. It reduces restriction from the factory turbo area to support improved exhaust flow and turbo efficiency. Built as a direct replacement for aging, damaged, or restrictive factory piping, this turbo exhaust pipe delivers measurable performance gains for Duramax owners.

Fitment

• 2001–2004 Chevrolet Silverado 2500HD / 2500 — 6.6L Duramax LB7
• 2001–2004 GMC Sierra 2500HD / 2500 — 6.6L Duramax LB7
• 2001–2004 Chevrolet Silverado 3500HD / 3500 — 6.6L Duramax LB7
• 2001–2004 GMC Sierra 3500HD / 3500 — 6.6L Duramax LB7

Product Details

• Pipe Material: 304 stainless steel
• Pipe Diameter: 3 inch
• Tube Construction: Mandrel bent for higher flow than stock
• Flange Design: OEM style 3-bolt flange with laser cut edges
• Heat Management: Includes heat wrap
• Bellows: High performance bellow for flex and durability
• Installation: Direct bolt-on installation; includes gaskets
• Warranty: 1-year warranty

Installation

Direct bolt-on installation uses the OEM 3-bolt flange connection and includes gaskets for a sealed fit. Professional installation is recommended to ensure proper alignment and torque specifications.

Check local emissions regulations before purchase. Professional installation is recommended.

Get the right part the first time.