MagnaFlow HM-Grade Federal/EPA-compliant direct-fit dual catalytic converter Y-pipe assembly (93419) for the 1999-2006 Chevrolet Silverado 1500, Tahoe and related GM 5.3L trucks. Spun-body 409 stainless construction 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 and hardware. Federal/EPA compliant for OBDII Federally registered vehicles (not for sale in California).
| Type | Direct-fit dual catalytic converter Y-pipe assembly |
| Grade | HM Grade |
| Material | 409 stainless steel (spun body) |
| Hardware | Includes gaskets and hardware |
| Emissions | Federal/EPA compliant (not for sale in California) |
Documents: Technical Bulletin (PDF) | Technical Bulletin (PDF) | Technical Bulletin (PDF)
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2005 | Cadillac | Escalade | Base |
| 2002-2005 | Chevrolet | Avalanche 1500 | Base |
| 2005-2006 | Chevrolet | Avalanche 1500 | LS |
| 2005-2006 | Chevrolet | Avalanche 1500 | LT |
| 2002-2003 | Chevrolet | Avalanche 1500 | North Face |
| 2002-2003 | Chevrolet | Avalanche 1500 | On Road Edition |
| 2003 | Chevrolet | Avalanche 1500 | WBH |
| 2004-2006 | Chevrolet | Avalanche 1500 | Z66 |
| 2002-2006 | Chevrolet | Avalanche 1500 | Z71 |
| 1999-2005 | Chevrolet | Silverado 1500 | Base |
| 2004-2006 | Chevrolet | Silverado 1500 | Hybrid |
| 1999-2006 | Chevrolet | Silverado 1500 | LS |
| 1999-2006 | Chevrolet | Silverado 1500 | LT |
| 2002-2006 | Chevrolet | Silverado 1500 | WT |
| 2004-2005 | Chevrolet | Silverado 1500 | Z71 Off-Road |
| 2007 | Chevrolet | Silverado 1500 Classic | Hybrid |
| 2007 | Chevrolet | Silverado 1500 Classic | LS |
| 2007 | Chevrolet | Silverado 1500 Classic | LT |
| 2007 | Chevrolet | Silverado 1500 Classic | WT |
| 1999-2000 | Chevrolet | Silverado 2500 | Base |
| 1999-2000 | Chevrolet | Silverado 2500 | LS |
| 1999-2000 | Chevrolet | Silverado 2500 | LT |
| 2000-2001,2006 | Chevrolet | Suburban 1500 | Base |
| 2000-2006 | Chevrolet | Suburban 1500 | LS |
| 2000-2006 | Chevrolet | Suburban 1500 | LT |
| 2002-2006 | Chevrolet | Suburban 1500 | Z71 |
| 2000-2001,2006 | Chevrolet | Tahoe | Base |
| 2000-2006 | Chevrolet | Tahoe | LS |
| 2000-2006 | Chevrolet | Tahoe | LT |
| 2002-2006 | Chevrolet | Tahoe | Z71 |
| 2002-2005 | GMC | Sierra 1500 | Base |
| 2002 | GMC | Sierra 1500 | HT |
| 2005-2006 | GMC | Sierra 1500 | Hybrid |
| 1999-2003,2006 | GMC | Sierra 1500 | SL |
| 1999-2006 | GMC | Sierra 1500 | SLE |
| 1999-2006 | GMC | Sierra 1500 | SLT |
| 2002-2006 | GMC | Sierra 1500 | WT |
| 2007 | GMC | Sierra 1500 Classic | Hybrid |
| 2007 | GMC | Sierra 1500 Classic | SL |
| 2007 | GMC | Sierra 1500 Classic | SLE |
| 2007 | GMC | Sierra 1500 Classic | SLT |
| 2007 | GMC | Sierra 1500 Classic | WT |
| 1999-2000 | GMC | Sierra 2500 | SL |
| 1999-2000 | GMC | Sierra 2500 | SLE |
| 1999-2000 | GMC | Sierra 2500 | SLT |
| 2006 | GMC | Yukon | SL |
| 2000-2006 | GMC | Yukon | SLE |
| 2000-2006 | GMC | Yukon | SLT |
| 2006 | GMC | Yukon XL 1500 | SL |
| 2000-2006 | GMC | Yukon XL 1500 | SLE |
| 2000-2006 | GMC | Yukon XL 1500 | SLT |
