Direct-Fit Exhaust Pipe
The MagnaFlow Turbo Downpipe 15399 is a 4in. diameter mandrel bent stainless steel pipe designed to connect near your turbocharger and i's 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.
  • Dyno Tested And Proven To Make Power
  • Great Sound Has A Smooth Deep Tone
  • 100 Percent All Stainless Steel
  • Mandrel Bent/All Welded/Built To Last
  • Limited Lifetime Warranty Against Manufacturing Defects

Application Summary:

Year Make/Model
2001-2004 Chevrolet Silverado 2500 HD
2001-2004 Chevrolet Silverado 3500
2001-2004 GMC Sierra 2500 HD
2001-2004 GMC Sierra 3500

Fast Efficient Shipping

Through our distribution network Deliveries can be as fast as Next Day Delivery.
Delivery times vary by destination, tracking information is provided with every purchase.

Get it Installed

JB's Power Centre offers on-site professional installation services in Calgary and Edmonton, AB.
We have on staff licensed Mechanical Technicians as well as MECP Certified 12-Volt Technicians.

* Extend your products Manufacturer Warranty

All products include a manufacturer warranty, but you can extend this warranty with
JB's Purchase Protection Plan
*Available on select products.