MagnaFlow OEM-Grade Federal/EPA-compliant direct-fit catalytic converter (51878) for the 2002-2006 Cadillac Escalade and 2001-2006 GMC Yukon 6.0L (driver/left side). 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. Federal/EPA compliant (not for sale in California). For OBDII Federally registered vehicles.
| Type | Direct-fit catalytic converter |
| Grade | OEM Grade |
| Material | 409 stainless steel (spun body) |
| Position | Driver side (left) |
| Hardware | Gaskets & hardware included |
| Emissions | Federal/EPA compliant (not for sale in California) |
Documents: Technical Bulletin (PDF)
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2002-2006 | Cadillac | Escalade | Base |
| 2003-2006 | Cadillac | Escalade ESV | Base |
| 2002-2006 | Cadillac | Escalade EXT | Base |
| 2004-2005 | Chevrolet | Silverado 1500 | LS |
| 2004-2006 | Chevrolet | Silverado 1500 | LT |
| 2003-2006 | Chevrolet | Silverado 1500 | SS |
| 2005 | Chevrolet | Silverado 1500 | Z71 Off-Road |
| 2007 | Chevrolet | Silverado 1500 Classic | LT |
| 2007 | Chevrolet | Silverado 1500 Classic | SS |
| 2006 | Chevrolet | Suburban 1500 | LTZ |
| 2004 | GMC | Sierra 1500 | Base |
| 2001 | GMC | Sierra 1500 | C3 |
| 2002-2006 | GMC | Sierra 1500 | Denali |
| 2004-2007 | GMC | Sierra 1500 | SLE |
| 2004-2007 | GMC | Sierra 1500 | SLT |
| 2004 | GMC | Sierra 1500 | WT |
| 2007 | GMC | Sierra 1500 Classic | Denali |
| 2007 | GMC | Sierra 1500 Classic | SLE |
| 2007 | GMC | Sierra 1500 Classic | SLT |
| 2001-2006 | GMC | Yukon | Denali |
| 2001-2006 | GMC | Yukon XL 1500 | Denali |
