FiTech EFI Tuning Forum MenuForum NavigationForumMembersActivityLoginRegisterForum breadcrumbs - You are here:ForumPost History: rjb2968Please Login or Register to create posts and topics.Post History: rjb2968rjb2968UserProfilePost HistoryHi All, I was messing around today and checked my timing curve..... It seems wayyyy too advanc …In: Timing Curves4 years agoHello, I have the ultimate LS system on my 6.0 with a t56 behind it. LS3 Heads, 229/244 …In: Ultimate LS dies when coming to a stop5 years ago