Quote Originally Posted by Mr_Mischif
^Actually, it's been proven that it makes no difference in MPG between 89/93 octane
I think I have confused myself it goes 83 / 89 / 93 right? lol

If so I am talking about from 83 - 93

I get about 230 - 240 per tank on reg. and I get about 260 - 270 on prem.