Jdrum1

I'm not saying it works magic in every single car, but there's numerous examples of Edge doing the trick in oil guzzling f20c's.

s2000Junky

That sounds a bit extreme. I don’t care what kind of oil you are using, burning a Quart in 200 miles means you have some engine issues. Glad the new oil is helping. But something isnt quite adding up in your case.

windhund116

This much oil burning may eventually ruin the catalytic converter.