Originally Posted by NoGraffix
E85 is a must! After driving my 08 wrx witha vf39 on E85 for the past 10 months I will never go back to pump gas with a subaru. The gains are just fantastic (especially the torque), the gas milage is a bit crappier, but for the price it still costs just about the same (if not a little cheaper) $/mile as pump gas, and I log regularly and find virtually no knock.
the only problem is that i go to siu from chicago thats 350+ miles and not every station has e85... so i need to save for a new ap and have two different maps. it would just be better which for when i want more power (or if i am broke as **** lol) but then have to better mpg on pump