MagnaFlow HM-Grade Federal/EPA-compliant direct-fit catalytic converter (23971) for the 2006-2011 Chevrolet Impala and 2006-2007 Monte Carlo 3.5L. Spun-body 16-gauge 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 and includes gaskets. Federal/EPA compliant (not legal for sale in California) for OBDII Federally registered vehicles.
| Type | Direct-fit catalytic converter |
| Grade | HM Grade |
| Material | 16-gauge 409 stainless steel (spun body) |
| Hardware | Gaskets included |
| Emissions | Federal/EPA compliant (not for CA) |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2008 | Chevrolet | Impala | 50th Anniversary Edition |
| 2006-2011 | Chevrolet | Impala | LS |
| 2006-2011 | Chevrolet | Impala | LT |
| 2006-2009 | Chevrolet | Impala | LTZ |
| 2006-2009 | Chevrolet | Impala | Police |
| 2006-2007 | Chevrolet | Monte Carlo | LS |
| 2006-2007 | Chevrolet | Monte Carlo | LT |
| 2006 | Chevrolet | Monte Carlo | LTZ |
