Quote:
Originally Posted by LandYaghtLover
Seafoam for me also. I have not treated the Benz, but in other cars I put some in the fuel. And for a deep clean one can for the intake. Just before an oil change I will put some in the crank case. But I put so little it probably does nothing. I just dont want to thin the oil out too much.
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I am curious; is it designed to be both a fuel system additive AND an engine oil additive?