MagnaFlow CARB-Grade direct-fit catalytic converter (4561221) for the 2006 Chevrolet Impala and Monte Carlo 5.3L. Spun-body mandrel-bent 409 stainless tubing with a single laser-fusion weld replicates the OE design for smooth flow and a leak-resistant seal; installs with no cutting or welding, gaskets included. Meets California Air Resources Board requirements — legal in California and CARB-restricted states.
Specifications
| Type | Direct-fit catalytic converter |
| Grade | CARB Grade |
| Material | 409 stainless steel (spun body) |
| Hardware | Gaskets included |
| Emissions | CARB compliant (CA legal) |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2006 | Chevrolet | Impala | SS |
| 2006 | Chevrolet | Monte Carlo | SS |
| 2005-2006 | Pontiac | Grand Prix | GXP |
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