Brand of Struts that came on '91 318i?

[HeyIGotABimmer]

Hello,

Just purchased an E30. It came with Bilstein struts and I am having difficulty finding out if these are stock, or installed at a later time. Can anyone give me a simple answer?

Thanks!

[glnr13]

not stock

[HeyIGotABimmer]

Thank you sir.