Quote:
Originally Posted by marknagy13
Why do you need 93? 91 is just fine.
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The e15 blend is cheaper here.
Quote:
Originally Posted by EFI Tuning
The ECM is set to operate with its stoich set for E10. Running E15 is going to be less of a swing from E10 than if you were to put in E0. The real concern is what is the octane of the E15. If they start with a low octane base 15% ethanol isn't going to move he needle much. I'd probably stick with 93 or install the sensor and go E85.
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The e15 is stated as 94 octane on the pump.