how much power will I give away
Right now I make 726 on e85 and 8 psi
I am putting in a 11psi spring,and tuning on 93, How much power should I expect to give up?
Mods in sig
Last edited by ws6turbo; Mar 30, 2015 at 12:01 PM.
Why are you giving up the E85? Car a daily or inconvenient to obtain E85?
Any thoughts on how much power I'll give up?




