Okay, so I bought a bunch of maxlife about two months ago for my toyota camry. I recently changed my oil from PP to PYB, I was considering running it in my camry. I don't have any problems with my engine, no leaks and currently no oil burn off. Not sure if I should run it or not. I have a couple of cases PYB and Formula Shell. What should I do??? My concern is the not meeting energy conserving that my manual calls for. Will I noticed a MPG difference.
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