high octane question???

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06-20-2012, 08:51 PM

LS1 FARLEY

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high octane question???

My local gas station sells ethonal free 94 and 98 octane at the pump. My question is is it safe to run the higher octane on stock tune 03 4.8 w CAI no cats. And second question is will my truck run better? Thanks for the help.

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06-20-2012, 09:06 PM

quicksilverado

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Not gonna benefit you any if that is all the mods you have.

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06-20-2012, 09:23 PM

LS1 FARLEY

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Thanks. That's what I was curious about.

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