The MagnaFlow direct-fit catalytic converter for 2000–2003 Cadillac DeVille 4.6L restores emissions control and prevents check engine warnings with California-grade CARB-compliant operation. Its OE-replicating design uses mandrel-bent tubing and a single laser-fusion weld for reduced leak risk and consistent exhaust flow. Constructed from corrosion-resistant 16-gauge stainless steel and supplied with a flange gasket, this direct-fit unit installs with standard tools and requires no cutting or welding.
MagnaFlow 00-03 Cadillac DeVille 4.6L Direct Fit Converter