I don't think there's any more airflow to the wheels then a standard 3. All the airflow improvements are to cool the engine down to my understanding. The new pads are most likely why there's less dust.
I'm more interested in the two hesitations he mentioned, wtf.
335is Coupe Space Gray, ZPP, 609, 2TC, 688, 494 and 6FL.
Matte Black M310 19's | Michelin PSS 235/35F, 265/30R | COBB AccessPORT | Eibach Pro Street S | Painted reflectors | Glossy Black Kidney Grilles
–Modding ain't easy