Quote:
Originally Posted by Gangplank
I wonder if the LL-01 spec changed & Mobile 1 doesn't meet the cleaner spec for some reason. Our gas in the US apparently has a high sulphur content. I read that back in 2014 the EPA changed the regs to bring down the sulphur content starting in 2017... hmm?
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Rumor has it that Mobil 1 could not meet the LL-01 requirement in the N20 engine after they reformulated. It is called Mobil 1 FS 0w-40 now. Either that they did not want to pay to re-qualify.