MagnaFlow CARB-Grade California CARB-compliant direct-fit catalytic converter (5481578) for the 2009-2013 Chevrolet Silverado 1500 and GMC Sierra 1500 4.3L V6. 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, and includes gaskets and hardware. Meets CARB requirements for legal use in California and CARB states.
| Type | Direct-fit catalytic converter |
| Grade | CARB Grade |
| Material | 409 stainless steel, spun body |
| Hardware | Gaskets and hardware included |
| Emissions | Meets CARB requirements - CA legal |
Documents: Technical Bulletin (PDF)
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2009 | Chevrolet | Avalanche | LT |
| 2009 | Chevrolet | Avalanche | LTZ |
| 2009 | Chevrolet | Silverado 1500 | Hybrid |
| 2009,2011 | Chevrolet | Silverado 1500 | LS |
| 2009 | Chevrolet | Silverado 1500 | LT |
| 2009 | Chevrolet | Silverado 1500 | LTZ |
| 2009-2013 | Chevrolet | Silverado 1500 | WT |
| 2009 | Chevrolet | Suburban 1500 | LT |
| 2009 | Chevrolet | Suburban 1500 | LTZ |
| 2009 | Chevrolet | Tahoe | LS |
| 2009 | GMC | Sierra 1500 | Hybrid |
| 2009 | GMC | Sierra 1500 | SL |
| 2009 | GMC | Sierra 1500 | SLE |
| 2009 | GMC | Sierra 1500 | SLT |
| 2009-2013 | GMC | Sierra 1500 | WT |
| 2009 | GMC | Yukon | Hybrid |
| 2009 | GMC | Yukon | SLE |
| 2009 | GMC | Yukon XL 1500 | SLE |
| 2009 | GMC | Yukon XL 1500 | SLT |
