981 Cayman/Boxster Porsche Chat 2013-2016
Hey gang, only found one similar thread but back in 2007, and on a regional forum. As most of you know, our cars recommend 93 octane. But over half of the US population (including me), only have access to 91. In fact, I'd have to travel hundreds of miles to find 93 from where I live. Anyway, my...