2006-2007 GM HD 6.6L 4" Turbo Down Pipe (MAG15399)

The MagnaFlow Turbo Downpipe is engineered to enhance exhaust flow directly from the turbocharger for improved diesel performance. Featuring a 4in diameter mandrel-bent design, this downpipe provides smooth, unrestricted airflow while maintaining a weight-optimized construction. Built from 100% durable, corrosion-resistant stainless steel and manufactured using precision CNC robotic techniques, it is designed to deliver long-lasting reliability in demanding applications.

Features

• Turbo downpipe design
• 4in diameter mandrel-bent pipe
• Designed to connect near the turbocharger
• Improves exhaust flow and performance
• Weight-optimized construction
• 100% corrosion-resistant stainless steel
• Precision CNC robotic manufacturing

Specifications

• Component Type: Turbo Downpipe
• Pipe Diameter: 4in
• Material: Stainless Steel
• Construction: Mandrel-Bent
• Manufacturing Process: CNC Robotic

Notes

• Professional installation is recommended