Smit Vehicle Engineering’s Z4 is the Z8 Coupé that never was… Smit Vehicle Engineering's unique Oletha project fuses what a Z8 coupé could have been with 507 Roadster cues – we drive this captivating creation.
The boss of BMW M, Markus Flasch, refers to them as ‘submarine projects’; namely the sort of after-hours labours of love that created cars like the E86 Z3 M Coupe