91 Octane is the minimum, so 5 gals of 93 helps...
Why not get a 5-gal gas can and siphon out some fuel from the tank, then throw in some more 93?
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SOLD MY Z MARCH 2018 - another Core OG moves on - new ride 2019 Z Corvette Grand Sport - no mods necessary but already have eyes on HFC and intakes LOL IT NEVER ENDS.
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