Looking for aftermarket parts to modify or upgrade your 2004 GMC Sierra 1500 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 1500.
Whether you have a 2004 GMC Sierra 1500 in Base to WT trim we have you covered. We have 4 catalytic converter direct fit available to mod your Sierra 1500. 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 1999-2006 GMC Sierra 1500 SLE / SLT 2002-2005 GMC Sierra 1500 Base 2002-2006 GMC Sierra 1500 WT $805.07 SALE |
 IN STOCK - DROPSHIPS 4551419MagnaFlow 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 Conv Direct Fit OEM 2005 GMC Sierra/Chevrolet Silverado 1500/Cadillac Escalade Underbody 2003-2005 GMC Sierra 1500 Base / SLE / SLT / WT $3,236.00 |
IN STOCK 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 1999-2006 GMC Sierra 1500 SLE / SLT 2002-2005 GMC Sierra 1500 Base 2002-2006 GMC Sierra 1500 WT $595.00 |
 IN STOCK - DROPSHIPS 93602MagnaFlow 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 02-06 Cadillac Escalade / 02-06 GM Yukon (Inc Denali) 6.0L P/S 2002-2006 GMC Sierra 1500 Denali 2004-2004 GMC Sierra 1500 Base / WT 2004-2007 GMC Sierra 1500 SLE / SLT $570.00 |