Hi. I had used semi synthetic engine oil from GSF on my w202 cdi at 150k.
Instead after every 10000 miles, I change the oil (semi sen) say after 5000 miles. What difference to engine shell it make? I do not want to compromise on engine performance. Your suggestions and recommendations please.
Instead after every 10000 miles, I change the oil (semi sen) say after 5000 miles. What difference to engine shell it make? I do not want to compromise on engine performance. Your suggestions and recommendations please.