89oct 10/15% eth.
Here in the midwest E10 and soon to be E15 - 89oct is cheaper than reg, and ive always ran it in my cars and never have an issue with it.
Can you guys make a tune for this. I currently run the 87 tune and it helped...but I think it can be better :)
Re: 89oct 10/15% eth.
no dice eh
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