When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
Here in Minnesota, it is a no brainer. My son is going E85 in two weeks when he does his intake. cams, injectors and fuel pump. Both he and I have 2011 GSR's, so I will be doing it a little later in the season.
E85 is the only thing on that list that will get you noticeable gains