Quote Originally Posted by FDBenni View Post
i doubt it will make that big of a difference in a FD, the difference between standard and premium would probably be 0.5l if that. I still use the premium though since it feels slightly more responsive(could be placebo effect) and helps with the pinging.
i ran with United E10 for a month and then compared it to running Caltex Safeway and then Shell Unleaded using iphone road trip program...so it wasnt a psychological conclusion =P...based on organic chemistry it would have an affect depending on the quality and purity of fuel you get