Quote:
Originally Posted by kavanagh
According to Blackstone on my used oil analysis with 7500 miles including 4 track days on dealership oil change using Toyota oil, I should change at 10k intervals.
This is for a car in AZ that sees ~4-6 track days per 7500 miles and runs e85.
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This is the Golden Post.
I say Sustina 0W20 is good for 15k miles OCI.