MagnaFlow 15398 Diesel Turbo Downpipe for Chevy and GMC Duramax 6.6L V8 (2004-2005)

Description

Upgrade your diesel truck’s exhaust system with the MagnaFlow 15398 Performance Exhaust Diesel Turbo Downpipe, designed specifically for GM and Chevrolet Duramax models from 2004 to 2005. This 3-inch mandrel bent stainless steel pipe provides superior flow characteristics, helping to improve turbo efficiency and overall engine performance. Manufactured using precision CNC robotic techniques, each pipe guarantees exact fitment and consistent quality. The durable, corrosion-resistant stainless steel construction ensures long-lasting performance in demanding environments, making it an excellent choice for serious enthusiasts and professional installers alike. Proper installation is highly recommended to maximize the benefits of this high-quality downpipe.
Designed to connect near the turbocharger, this downpipe optimizes exhaust flow from the turbo to downstream components, reducing backpressure and enhancing power output. The mandrel bent tubing maintains a smooth interior surface, which minimizes flow restrictions and supports better exhaust velocity. Whether replacing a worn-out pipe or upgrading for improved performance, the MagnaFlow 15398 downpipe offers a reliable, high-performance solution that meets the demands of modern diesel engines. This product is compatible with 2004 and 2005 GMC Sierra 2500 HD and Chevrolet Silverado 2500 HD models equipped with the 6.6L Duramax V8 engine, ensuring a precise fit for your vehicle.
Constructed with the highest standards in manufacturing, this downpipe is an essential upgrade for diesel truck owners seeking enhanced turbo responsiveness and increased horsepower. Its corrosion-resistant stainless steel ensures longevity and resistance to rust, even under extreme conditions. The part is designed to meet strict quality standards and is backed by MagnaFlow’s reputation for performance and durability. Professional installation is recommended to ensure optimal fit and performance, allowing your vehicle to reach its full potential with a high-quality exhaust upgrade.

Features:

• Durable corrosion-resistant stainless steel construction for longevity

• Mandrel bent tubing for smooth exhaust flow and reduced backpressure

• Precision CNC robotic manufacturing for consistent quality and fitment

Fitment:
Chevrolet Silverado 2500 HD Base 2001
Chevrolet Silverado 2500 HD Base 2002
Chevrolet Silverado 2500 HD Base 2003
Chevrolet Silverado 2500 HD Base 2004
Chevrolet Silverado 2500 HD Base 2005
Chevrolet Silverado 2500 HD LS 2001
Chevrolet Silverado 2500 HD LS 2002
Chevrolet Silverado 2500 HD LS 2003
Chevrolet Silverado 2500 HD LS 2004
Chevrolet Silverado 2500 HD LS 2005
Chevrolet Silverado 2500 HD LT 2001
Chevrolet Silverado 2500 HD LT 2002
Chevrolet Silverado 2500 HD LT 2003
Chevrolet Silverado 2500 HD LT 2004
Chevrolet Silverado 2500 HD LT 2005
Chevrolet Silverado 2500 HD WT 2003
Chevrolet Silverado 2500 HD WT 2004
Chevrolet Silverado 2500 HD WT 2005
Chevrolet Silverado 3500 Base 2001
Chevrolet Silverado 3500 Base 2002
Chevrolet Silverado 3500 Base 2003
Chevrolet Silverado 3500 Base 2004
Chevrolet Silverado 3500 Base 2005
Chevrolet Silverado 3500 LS 2001
Chevrolet Silverado 3500 LS 2002
Chevrolet Silverado 3500 LS 2003
Chevrolet Silverado 3500 LS 2004
Chevrolet Silverado 3500 LS 2005
Chevrolet Silverado 3500 LT 2001
Chevrolet Silverado 3500 LT 2002
Chevrolet Silverado 3500 LT 2003
Chevrolet Silverado 3500 LT 2004
Chevrolet Silverado 3500 LT 2005
Chevrolet Silverado 3500 WT 2004
GMC Sierra 2500 HD Base 2002
GMC Sierra 2500 HD Base 2003
GMC Sierra 2500 HD Base 2004
GMC Sierra 2500 HD Base 2005
GMC Sierra 2500 HD SL 2001
GMC Sierra 2500 HD SL 2002
GMC Sierra 2500 HD SLE 2001
GMC Sierra 2500 HD SLE 2002
GMC Sierra 2500 HD SLE 2003
GMC Sierra 2500 HD SLE 2004
GMC Sierra 2500 HD SLE 2005
GMC Sierra 2500 HD SLT 2001
GMC Sierra 2500 HD SLT 2002
GMC Sierra 2500 HD SLT 2003
GMC Sierra 2500 HD SLT 2004
GMC Sierra 2500 HD SLT 2005
GMC Sierra 2500 HD WT 2003
GMC Sierra 2500 HD WT 2004
GMC Sierra 2500 HD WT 2005
GMC Sierra 3500 Base 2002
GMC Sierra 3500 Base 2003
GMC Sierra 3500 Base 2004
GMC Sierra 3500 Base 2005
GMC Sierra 3500 SL 2001
GMC Sierra 3500 SL 2002
GMC Sierra 3500 SLE 2001
GMC Sierra 3500 SLE 2002
GMC Sierra 3500 SLE 2003
GMC Sierra 3500 SLE 2004
GMC Sierra 3500 SLE 2005
GMC Sierra 3500 SLT 2001
GMC Sierra 3500 SLT 2002
GMC Sierra 3500 SLT 2003
GMC Sierra 3500 SLT 2004
GMC Sierra 3500 SLT 2005
GMC Sierra 3500 WT 2004
GMC Sierra 3500 WT 2005