Quote:
Originally Posted by MightyMouseTech
I would not say LL-04 is better. It has less additives in it that protect the engine from our crappy North American fuel. Those same additives can lead to some cat damage if burning oil. So basically, LL-01 is better for the engine, LL-04 is better for the cat and emissions.
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But I use top tier gasoline at every fill up. Would this not be a factor. I also change my oil at 5K. Does this make it a wash? (a tie)