Newbie from Canada
#1
Newbie from Canada
I'm in love with my new ride... a 2007 GT Convertible.A question for the forum and maybe this isn't the right one, but I'll ask anyway. Has anyone noticed any improvement in performance on a box stock 4.6 V8 when it's running on higher octane fuel? In particular Sunoco Ultra 94?
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mungodrums
5.0L GT S550 Tech
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09-22-2015 08:36 PM