Perfect answer - you took the words out of my mouth. There is no way you could just use 4 "if" you are also dropping the pan and changing the filter.
Originally Posted by Torquewrench
That's a little confusing. If you just opened the drain plug and then filled through the fill plug I could see 4 being enough, but since they include the filter and gasket that implies dropping the pan, which in my case required ~6.5 qts. You did the right thing to order 8, I just wonder what their other customers are doing?
'00 540iA (mine)
'05 330iA (hers)