Looking for aftermarket parts to modify or upgrade your GMC Sierra 2500 with catalytic converter direct fit? At Tunersports.com we carry a huge selection of the top name brand performance catalytic converter direct fit parts and accessories for your Sierra 2500.
Whether you have a 1999 or 2004 GMC Sierra 2500 in Base to WT trim we have you covered. We have 9 catalytic converter direct fit available to mod your Sierra 2500. All parts have free shipping to the Continental US 48 States.
 OUT OF STOCK 47-44001This system is constructed of 2-1/2" mandrel-bent 409 stainless steel tubing for maximum strength and durability. This kit comes with a EPA Compliant catalytic converters for a bolt-on and go installation. 100% MIG-welded for strength and durability.... aFe Direct Fit Catalytic Converter 99-07 GM Trucks/SUVs V6 4.3L / V8 4.8L/5.3L 1999-2000 GMC Sierra 2500 SL / SLE / SLT $805.07 SALE |
 IN STOCK - DROPSHIPS 23781MagnaFlow Direct-Fit Catalytic Converters are designed for easy bolt-on installation for the Professional Installer. Each is designed to exact the original equipment specifications. While the majority of the Direct-Fit Catalytic Converter products do not require welding; cutting or bending; limite... MagnaFlow Conv DF 05 Silverado 2500HD 6.0L 2001-2002 GMC Sierra 2500 SL 2001-2004 GMC Sierra 2500 SLE 2002-2004 GMC Sierra 2500 Base 2003-2004 GMC Sierra 2500 WT $1,176.00 |
IN STOCK - DROPSHIPS 24147MagnaFlow Direct-Fit Catalytic Converters are designed for easy bolt-on installation for the Professional Installer. Each is designed to exact the original equipment specifications. While the majority of the Direct-Fit Catalytic Converter products do not require welding; cutting or bending; limite... MagnaFlow Conv DF GM 01-02 2500 Driver Side 6L 1999-2000 GMC Sierra 2500 SL / SLE / SLT $911.00 |
IN STOCK - DROPSHIPS 24148MagnaFlow Direct-Fit Catalytic Converters are designed for easy bolt-on installation for the Professional Installer. Each is designed to exact the original equipment specifications. While the majority of the Direct-Fit Catalytic Converter products do not require welding; cutting or bending; limite... MagnaFlow Conv DF GM 01-02 2500 Passenger Side 6L 1999-2002 GMC Sierra 2500 SL / SLE / SLT 2002-2002 GMC Sierra 2500 Base $511.00 |
 IN STOCK - DROPSHIPS 4451419MagnaFlow 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. May require basic automotive knowledge for proper installation and professional installation is always ... Magnaflow California Direct Fit Converter 03 Cadillac Tahoe 4.8L 2000-2000 GMC Sierra 2500 SL / SLE / SLT $2,201.00 |
IN STOCK - DROPSHIPS 447270MagnaFlow Direct-Fit Catalytic converters are designed for easy bolt-on installation for the Professional Installer. Each is designed to exact the original equipment specifications. While the majority off the Direct-Fit Catalytic converter products do not require welding; cutting or bending; limite... MagnaFlow Conv DF GM 01-02 2500 Driver Side 6.0L 2001-2001 GMC Sierra 2500 SL / SLE / SLT $1,035.00 |
IN STOCK - DROPSHIPS 447283MagnaFlow Direct-Fit Catalytic converters are designed for easy bolt-on installation for the Professional Installer. Each is designed to exact the original equipment specifications. While the majority off the Direct-Fit Catalytic converter products do not require welding; cutting or bending; limite... MagnaFlow Conv DF 01-02 GM 2500 Passenger Side 6.0L 2001-2002 GMC Sierra 2500 SL / SLE / SLT 2002-2002 GMC Sierra 2500 Base $1,151.00 |
OUT OF STOCK 49006MagnaFlow Direct-Fit Catalytic Converters are designed for easy bolt-on installation for the Professional Installer. Each is designed to exact the original equipment specifications. While the majority of the Direct-Fit Catalytic Converter products do not require welding; cutting or bending; limite... MagnaFlow Conv DF 05 Silverado 2500HD 6.0L 2002-2002 GMC Sierra 2500 SL 2002-2004 GMC Sierra 2500 Base / SLE 2003-2004 GMC Sierra 2500 WT $1,470.00 |
IN STOCK - LOW 93419MagnaFlow 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, ... MagnaFlow Conv DF 02-06 Cadillac Escalade / 02-06 Chevy Avalanche 5.3L Dual Conv Y-Pipe Assembly 2WD 1999-2000 GMC Sierra 2500 SL / SLE / SLT $595.00 |