MagnaFlow CARB-Grade California-compliant direct-fit catalytic converter (458057) for the 2003-2005 Chevrolet Blazer 4.3L and additional Chevrolet S10 and GMC Sonoma applications. Spun-body 409 stainless steel construction with a single laser-fusion weld replicates the OE spun-body design for smooth flow and a leak-resistant seal; installs with no cutting or welding and includes gaskets and hardware. CARB EO compliant for legal use in California and CARB states.
| Type | Direct-fit catalytic converter |
| Grade | CARB (California Grade) |
| Material | 409 stainless steel (spun body) |
| Hardware | Gaskets and hardware included |
| Position | 4WD |
| Emissions | CARB EO compliant (CA legal) |
| Part Number | 458057 |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2005 | Chevrolet | Blazer | Base |
| 2003-2004 | Chevrolet | Blazer | LS |
| 2003-2005 | Chevrolet | Blazer | Xtreme |
| 2003-2005 | Chevrolet | Blazer | ZR2 |
| 2003 | Chevrolet | S10 | Base |
| 2003-2004 | Chevrolet | S10 | LS |
| 2003 | Chevrolet | S10 | Xtreme |
| 2003 | Chevrolet | S10 | ZR2 |
| 2003-2004 | Chevrolet | S10 | ZR5 |
| 2003-2004 | GMC | Sonoma | SL |
| 2003-2004 | GMC | Sonoma | SLS |
