Keep the check engine light off with MagnaFlow California Grade CARB Compliant Direct-Fit Catalytic Converter 4551419. With features including free-flowing mandrel-bent tubing and highly corrosion resistant stainless steel construction, easily install this spun body converter yourself using the proper tools, no cutting or welding required. MagnaFlow's state-of-the-art metrology department uses the latest 3D scanning systems during research and development, so you can be confident that your new part will fit and function like the original equipment. By replicating the OE spun body design, the single laser fusion weld greatly reduces the possibility of a leak, and our compact, low-mass design also allows for greater thermal efficiency.This direct-fit catalytic converter is designed to fit the 2003-2005 Chevrolet Silverado 1500, 2003-2005 Chevrolet Tahoe, and additional vehicles. The included gaskets & hardware reduce the possibility of a leaking seal while avoiding the need to reuse corroded factory parts for installation. This replacement part is designed to meet or exceed California Air Resource Board requirements, and has undergone additional testing to comply with CARB guidelines to allow for legal use in California and CARB restricted states, for the listed vehicles.

Vehicle Fitment

Years	Make	Model	Trim
2003, 2005	Cadillac	Escalade	Base
2003, 2005	Chevrolet	Avalanche 1500
2003, 2005	Chevrolet	Avalanche 1500	Base
2005	Chevrolet	Avalanche 1500	LS
2005	Chevrolet	Avalanche 1500	LT
2003	Chevrolet	Avalanche 1500	North Face
2003	Chevrolet	Avalanche 1500	ON Road Edition
2003	Chevrolet	Avalanche 1500	WBH
2004–2005	Chevrolet	Silverado 1500
2003–2005	Chevrolet	Silverado 1500	Base
2003–2005	Chevrolet	Silverado 1500	LS
2003–2005	Chevrolet	Silverado 1500	LT
2003–2005	Chevrolet	Silverado 1500	WT
2005	Chevrolet	Silverado 1500	Z71 OFF-Road
2003, 2005	Chevrolet	Suburban 1500
2003, 2005	Chevrolet	Suburban 1500	LS
2003, 2005	Chevrolet	Suburban 1500	LT
2003–2005	Chevrolet	Tahoe
2003–2005	Chevrolet	Tahoe	LS
2003–2005	Chevrolet	Tahoe	LT
2005	GMC	Sierra 1500
2003–2005	GMC	Sierra 1500	Base
2003	GMC	Sierra 1500	SL
2003–2005	GMC	Sierra 1500	SLE
2003–2005	GMC	Sierra 1500	SLT
2003–2005	GMC	Sierra 1500	WT
2003–2005	GMC	Yukon	SLE
2003–2005	GMC	Yukon	SLT
2003, 2005	GMC	Yukon XL 1500	SLE
2003, 2005	GMC	Yukon XL 1500	SLT