Have u found the answer to ur question, i have a z3 roadster and want to do da same.

Best bet is to measure them out to ensure you're getting the right size spacer. You can typically go off what people recommend, but sometimes that doesn't give you the exact look you want. I would go off the guide below, and then check our website for pricing below.



H&R Trak+ BMW Z3/Z4 Wheel Spacers (E36/E85/E89)

Feel free to ask any questions, but it's pretty straight forward!