MagnaFlow OEM-grade, Federal/EPA-compliant direct-fit front catalytic converter (51222) for the 2008-2011 BMW 528i, 528i xDrive and 528xi 3.0L. Spun-body 409 stainless with mandrel-bent tubing replicates the OE design for smooth flow and a leak-resistant laser-fusion weld; installs with no cutting or welding and includes gaskets and hardware. Meets Federal EPA emissions standards (not for CA-emissions vehicles).
Specifications
| Type | Direct-fit catalytic converter (front) |
| Material | 409 stainless, spun body |
| OEM Replacement | 18 40 7 563 731 / 18 40 7 596 875 |
| Emissions | Federal/EPA compliant (not for CA) |
| Part Number | 51222 |
This part fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2008-2011 | BMW | 528i | Base |
| 2009-2010 | BMW | 528i xDrive | Base |
| 2008 | BMW | 528xi | Base |
Shipping
- In-stock orders placed before 3 PM EST ship the same day — everything else ships within 24 hours.
- Standard, expedited, and overnight options at checkout.
- Oversized items ship by freight and take longer.
- Backordered items ship as soon as stock lands — contact us for lead times.
- International orders: prices do not include VAT, duties, or import fees. Your country charges these at import and they are the buyer’s responsibility.
Returns
- 30-day returns on new, uninstalled items in original packaging with all hardware.
- Standard returns: 8% restocking fee, buyer pays return shipping. Both waived if the item is defective or we made the error.
- Installed or used parts can’t be returned — confirm fitment before you install.
- Special orders and custom items are final sale.
- Email us for return authorization before shipping anything back.
Full details: Shipping Policy · Refund Policy
