There's a lot of coverage given to suspension options such as the Bilstein and Eibach strut/spring kit, and KWs, but relatively little to BC coilovers so I thought I post my experience for others considering their options for upgrading handling.
I'd had my eye on the Z4M for many years but was always put off by reports of wayward handling. My recent car history includes the likes of a Lotus Evora and a Megane R26.R - I like light, precise cars with a high degree of tactility, and always assumed a Z4M was the complete opposite.
However the lure of the S54 was too much and when a Z4MR came...