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JStrong626 JStrong626 is offline
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Posts: 1
Join Date: Jul 2020
Car: 2019 Honda Civic Type R
Default Non Ethanol vs. Ethanol - 07-07-2020, 05:17 PM

So I usually put non-ethanol 90 in my 2019 Type R. Now that I have the Jb4, and seeing how critical octane levels are, should I continue with the non-ethanol 90? Or should I switch to 10% ethanol 93?
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