MagnaFlow specializes in superior catalytic converter and exhaust technology and has spent the past 30+ years earning its reputation as a global market leader. American engineered and manufactured, MagnaFlow Catalytic Converters combine efficient industrial design to produce a product that exceeds, rather than meets, the highest standards of product performance and efficiency in the industry. MagnaFlow uses both Ceramic and Metallic substrates with different combinations of cell density and wall thickness to meet vehicle specific requirements. MagnaFlow Universal Catalytic Converters form the basic building blocks for a comprehensive line of direct-fit applications. The main benefit of the universal catalytic converter is that one unit may cover a wide variety of vehicle makes and models. Installing universal converters often requires the use of welding, cutting and tube bending equipment that is readily available to most professional installers.
Universal Diesel Catalytic Converter; Diesel Series; 4 in. Inlet/Outlet; Overall L-12.00 in.; W-6 in.; Conv L-12 in.; Not Air Tube Kit Adaptable;
MagnaFlow specializes in superior catalytic converter and exhaust technology and each converter is designed to the exact original equipment specifications while keeping the Check Engine Light off.

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 LS 2006
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 LT 2006
Chevrolet Silverado 2500 HD WT 2004
Chevrolet Silverado 2500 HD WT 2005
Chevrolet Silverado 2500 HD WT 2006
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 LS 2006
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 LT 2006
Chevrolet Silverado 3500 WT 2004
Chevrolet Silverado 3500 WT 2006
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 SL 2006
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 SLE 2006
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 SLT 2006
GMC Sierra 2500 HD WT 2003
GMC Sierra 2500 HD WT 2004
GMC Sierra 2500 HD WT 2005
GMC Sierra 2500 HD WT 2006
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 SL 2006
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 SLE 2006
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 SLT 2006
GMC Sierra 3500 WT 2004
GMC Sierra 3500 WT 2005
GMC Sierra 3500 WT 2006