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I used this product before, admittedly, some years back, on slightly older cars. Was contemplating using this in the current car. Has anyone used it recently or on their own Merc? I'm interested to here what your experiences have been, I fairly sure it is a good product.

I have heard some very positive feedback on this stuff and was wondering if anyone has any constructive comments and views. Specifically its value in an engine that has seen more than 110,000 miles, but used daily. Could it provide any value in reducing wear in high mileage engines? Link to...