Question about gas octane For the Uprev Tuned 370z.
Hi there
my 370z has just been Uprev tuned with 94 Octane Gas.
I wonder if it's safe to use 93 or even 91 octane gas if the 94 is not available when i am on an road trip or something.
Thanks
Last edited by zcarspirit; 05-24-2015 at 11:15 PM.
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