Originally Posted by alpina527
In Europe, The correct oil for an M3 is Castrol 10w60 Edge.
There is another called Castrol 10w60 Edge sport which isn't approved for M models
The old M3 approved oil was called Castrol TWS 10w60
The none approved was called Castrol 10w60 RS
Is there a difference in the price for non-BMW approved Castrol 10W-60 and EDGE 10W-60? If so, any idea how much the differential is? Tx!!