As you can see, there are lots of opinions on oil. Do some reading and decide what you'd like to use. Regardless, 5-7k mile oil changes are as important as what oil you've decided to run.
"Lifetime' coolant is used in your car. Personally, I changed my coolant at about 95K miles. I splurged and purchased the Porsche coolant at $30/gallon, as it took any angst out of the decision and I may not ever have to do it again.
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