Flowmaster Direct Fit Catalytic Converter; Federal 49-State (99-06 4.3L, 4.8L, 5.3L Silverado 1500)Find parts that fit my vehicle

Direct Fit Replacement. The Flowmaster Direct Fit Catalytic Converter; Federal 49-State offers an EPA-compliant option designed to replace original catalytic converters on select GM trucks and SUVs. It reduces harmful emissions by converting toxic gases into less harmful substances, helping maintain emissions standards and vehicle performance.

Construction and Appearance. Made from premium 409 stainless steel, this catalytic converter has a durable clam shell oval body measuring 12 inches in length and 5 inches in width. A ceramic substrate ensures effective catalytic reaction, while the natural finish and included aluminum heat shield provide protection and resistance to corrosion.

Installation. The catalytic converter features flanged angled inlet and outlet connections that align directly with factory mounting points. Installation requires no drilling or welding; however, moderate disassembly of underbody components may be necessary depending on the vehicle.

Warranty. This product includes a 25,000-mile emissions warranty and a 50,000-mile/5-year warranty covering the exterior casing.

Application. Designed for 1999 through 2006 Chevrolet Silverado 1500 trucks equipped with 4.3L V6, 4.8L V8, or 5.3L V8 engines, this converter replaces models featuring a flat spot in the OEM middle pipe. It is not CARB certified and intended for use in federal emissions states.

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