MagnaFlow CARB-Grade California-compliant direct-fit catalytic converter (4551644) for the 2007-2010 Chevrolet Silverado and GMC Sierra 2500 HD / 3500 HD 6.0L V8. Spun-body 409 stainless construction with mandrel-bent tubing and a single laser-fusion weld replicates the OE design for smooth flow and a leak-resistant seal; installs with no cutting or welding, includes gaskets and hardware. CARB compliant and legal for use in California and CARB states.
| Type | CARB-Grade direct-fit catalytic converter |
| Grade | California (CARB) |
| Material | Spun 409 stainless steel |
| Hardware | Gaskets and hardware included |
| Documents | Technical Bulletin (PDF) |
| Emissions | CARB compliant (50-state) |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2007-2010 | Chevrolet | Silverado 2500 HD | LT |
| 2007-2010 | Chevrolet | Silverado 2500 HD | LTZ |
| 2007-2010 | Chevrolet | Silverado 2500 HD | WT |
| 2007-2010 | Chevrolet | Silverado 3500 HD | LT |
| 2007-2010 | Chevrolet | Silverado 3500 HD | LTZ |
| 2007-2010 | Chevrolet | Silverado 3500 HD | WT |
| 2007-2010 | GMC | Sierra 2500 HD | SLE |
| 2007-2010 | GMC | Sierra 2500 HD | SLT |
| 2007-2010 | GMC | Sierra 2500 HD | WT |
| 2007-2010 | GMC | Sierra 3500 HD | SLE |
| 2007-2010 | GMC | Sierra 3500 HD | SLT |
| 2007-2010 | GMC | Sierra 3500 HD | WT |
