| Part | Manufacturer | OEM Part # | Price | Notes |
| Hella |
| 400 HZ | BMW | 61331384744 | 45.70 | Order By Description & Year. |
| 500 HZ | BMW | 61331384745 | 54.88 | Order By Description & Year. |
| Klaxon |
| 420 HZ | BMW | 61331389676 | 52.10 | Contact Dealer for most current part and price information. Order By Description & Year. |
| 520 HZ | BMW | 61331389675 | 52.10 | Contact Dealer for most current part and price information. Order By Description & Year. |
| Fiamm |
| 410 HZ | BMW | 61331384749 | 37.80 | Contact Dealer for most current part and price information. Order By Description & Year. |
| 510 HZ | BMW | 61331384750 | 37.80 | Contact Dealer for most current part and price information. Order By Description & Year. |