Description
This direct-fit catalytic converter from MagnaFlow is engineered to replace the factory unit and keep the check engine light off while meeting California Grade CARB compliance for the listed vehicles. Designed around a replicated OE spun body and verified with 3D scanning metrology, the unit uses free-flowing mandrel-bent tubing and corrosion-resistant stainless steel to restore exhaust flow, reduce leak potential, and improve thermal efficiency. The converter installs without cutting or welding using the included gaskets and is supplied as part number 4651878 for 2004–2006 Escalade, Yukon XL 1500 and compatible GM models.
Features:
- Mandrel-bent tubing for free flow
- Highly corrosion resistant stainless steel
- Spun body OE-replica design
- Single laser fusion weld reduces leaks
- Compact low-mass thermal efficient design
- CARB-compliant California Grade certification
- Direct-fit installation; no cutting or welding
Contents:
- Catalytic converter 4651878
- Gasket
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2004-2006 | Cadillac | Escalade | Base |
| 2004-2006 | Cadillac | Escalade ESV | Base |
| 2004-2006 | Cadillac | Escalade EXT | Base |
| 2004-2005 | Chevrolet | Silverado 1500 | LS |
| 2004-2006 | Chevrolet | Silverado 1500 | LT |
| 2004-2006 | Chevrolet | Silverado 1500 | SS |
| 2005 | Chevrolet | Silverado 1500 | Z71 Off-Road |
| 2006 | Chevrolet | Suburban 1500 | LTZ |
| 2004 | GMC | Sierra 1500 | Base |
| 2004-2006 | GMC | Sierra 1500 | Denali |
| 2004-2006 | GMC | Sierra 1500 | SLE |
| 2004-2006 | GMC | Sierra 1500 | SLT |
| 2004 | GMC | Sierra 1500 | WT |
| 2004-2006 | GMC | Yukon | Denali |
| 2004-2006 | GMC | Yukon XL 1500 | Denali |