FiTech EFI Tuning Forum MenuForum NavigationForumMembersActivityLoginRegisterForum breadcrumbs - You are here:ForumPost History: Slick76tbPlease Login or Register to create posts and topics.Post History: Slick76tbSlick76tbUserProfilePost HistoryJbart were u able to figure out what was the cause of your idle drop? Having the same issue. &nbs …In: Lean spike at idle and tip in on Warm Engine6 years agoHey all, I have the efi-go 400hp fitech system i just installed. I have 250 mile on it and now i …In: Car goes lean after putting in gear6 years ago