FiTech EFI Tuning Forum MenuForum NavigationForumMembersActivityLoginRegisterForum breadcrumbs - You are here:ForumPost History: 4wdautopartsPlease Login or Register to create posts and topics.Post History: 4wdautoparts4wdautopartsUserProfilePost HistoryHello, We have a customer’s 1989 Jeep Wrangler YJ with a GM LS3 running a Fitech 70013(Ultimate L …In: Issues with Fitech Ultimate LS3, kit# 700136 years ago
