Originally Posted by
pizzaguy
I've had two manual roadsters, I put Mobile 1 5W20 in both on advice from guys here who know more than I do. It improved shifting into 2nd in both cars.
There is a Mercedes-specified manual oil, but I've not gone to the trouble of changing to it, since I'm still under 25,000 miles on the oil we put in there in 2017.
seems the best advice ive come across really alot of people say to use 5/20 so im going for it thanks