MagnaFlow HM-Grade Federal/EPA-compliant direct-fit catalytic converter (50288) for the 2001-2005 BMW 325i (rear). Spun-body mandrel-bent 409 stainless tubing with a single laser-fusion weld replicates the OE design for smooth flow and a leak-resistant seal; it bolts in with no cutting or welding, and the necessary gaskets and hardware are included. Meets Federal/EPA emissions standards for OBDII Federally registered vehicles (not for sale in California).
| Type | Direct-fit catalytic converter |
| Grade | HM-Grade |
| Material | 409 stainless steel (spun body) |
| Hardware | Gaskets and mounting hardware included |
| OEM Replacement | 18 40 7 514 503, 18 40 7 514 505 |
| Position | Rear |
| Emissions | Federal/EPA compliant (not for sale in CA) |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001-2006 | BMW | 325Ci | Base |
| 2001-2005 | BMW | 325i | Base |
| 2001-2005 | BMW | 325xi | Base |
| 2001-2006 | BMW | 330Ci | Base |
| 2001-2005 | BMW | 330i | Base |
| 2001-2005 | BMW | 330xi | Base |
| 2004-2005 | BMW | X3 | 2.5i |
| 2004-2006 | BMW | X3 | 3.0i |
| 2001-2002 | BMW | Z3 | Coupe |
| 2001-2002 | BMW | Z3 | Roadster |
| 2003-2005 | BMW | Z4 | 2.5i |
| 2003-2005 | BMW | Z4 | 3.0i |
