Parts Information
| Part | Manufacturer | OEM Part # | Price | Notes |
| Catalytic Converter | ||||
| 325i, Ci, 330i, Ci | ||||
| Without SULEV | ||||
| Part Of Manifold | ||||
| With SULEV | ||||
| Front | ||||
| Part Of Manifold | ||||
| Rear | BMW | 18307515236 | 1798.76 | |
| 325xi, 330xi | ||||
| Part Of Manifold | ||||
| M3, 328is, iC | ||||
| Part Of Manifold |