MagnaFlow CARB-Grade California CARB-compliant universal catalytic converter (5421276) with 2.50in inlet and 2.50in outlet in a straight/angle configuration. Spun-body 409 stainless construction with a single laser-fusion weld provides a compact, low-mass design and a leak-resistant seal; cutting and welding are required to fit. Meets CARB requirements for legal use in California and CARB states on the listed applications.
| Type | Universal catalytic converter |
| Grade | California Grade (CARB compliant) |
| Material | 409 stainless steel, spun body |
| Inlet / Outlet | 2.50in / 2.50in (straight/angle) |
| Installation | Cutting and welding required |
| Emissions | CARB compliant — legal in California and CARB states |
| Part Number | 5421276 |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2008-2010 | BMW | 535i | Base |
| 2009-2010 | BMW | 535i xDrive | Base |
| 2008 | BMW | 535xi | Base |
| 2005 | Mercedes-Benz | CLK320 | Base |
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