Below is a list of light bulb types used in 2009- BMW Z4 lighting system, covering convertible vehicles.
| Position | Type | Get on Amzn US | Get on Amzn UK | 
|---|---|---|---|
| Headlight (low beam) | |||
| D1S | $46.99 | £31.20 | |
| Headlight (high beam) | |||
| D1S | $46.99 | £31.20 | |
| Parking light | |||
| H8 | $10.74 | £14.05 | |
| Daytime running light | |||
| H8 | $10.74 | £14.05 | 
| Position | Type | Get on Amzn US | Get on Amzn UK | 
|---|---|---|---|
| Brake light | |||
| W16W | $6.99 | £6.52 | |
| Back-up light | |||
| W16W | $6.99 | £6.52 | |
| Rear fog light | |||
| H21W | $8.64 | £4.99 | 
| Position | Type | Get on Amzn US | Get on Amzn UK | 
|---|---|---|---|
| Boot light | |||
| W5W | $6.91 | £2.69 | |
| Footwell light | |||
| W5W | $6.91 | £2.69 | |
| Glove compartment light | |||
| C5W | $8.99 | £2.37 |