BMW 3 Series - Tech Talk For All Gen Of 3 Series
My 2007 E90 320d is now at around 150k KM's, and never did the diff oil change. So, I changed that.
Afterwards, I noticed a very small leak around the drain plug.
So, I bought a new plug (plug + O-ring combo) from eBay. The new plug, not sure if OEM or not, came with a new green...