MagnaFlow 01-05 Chevy/GMC Duramax Diesel V8 6.6L 4 inch System Exhaust Pipe Suspension>Lowering Kits Wide-open inlet and outlet

Wide-open inlet and outlet

After the fibers have been heated

If that's not enough

Enjoy the newly aggressive sound of your truck's motor

low-restriction 3D dry synthetic media offers increased airflow and outstanding protection from contaminants that can cause engine damage and is also washable and reusable

MagnaFlow 01-05 Chevy/GMC Duramax Diesel V8 6.6L 4 inch System Exhaust Pipe Suspension>Lowering Kits Wide-open inlet and outletThe MagnaFlow Performance Exhaust Diesel Turbo Downpipe 15398 is a 3in. diameter mandrel bent stainless steel pipe designed to connect near your turbocharger and is weight optimized with superior flow characteristics and performance. Each performance pipe is produced using precision CNC robotic manufacturing techniques and features 100% durable, corrosion resistant stainless steel construction. Professional installation is highly recommended.