E92 M3 Rear Differential Fluid

Rear Differential Fluid change how-to for the E9X M3s. Do all work at your own risk – this, as most trans & gear oil changes are, is a pretty straightforward flush. Probably the easiest of the maint jobs you can do on your M3. Requires: Jack/stands/ramp 14mm hex head Drain pan Fluid pump (I use this)…

E92 M3 Manual Transmission Fluid Change

6 Speed Manual Trans Fluid how-to for the E9X M3s. Do all work at your own risk – this, as most trans & gear oil changes are, is a pretty straightforward flush, the only added steps are that there is a cover over the transmission housing and a transmission fluid filter, which I have honestly…