FiTech EFI Tuning Forum MenuForum NavigationForumMembersActivityLoginRegisterForum breadcrumbs - You are here:ForumPost History: SprayedsdimePlease Login or Register to create posts and topics.Post History: SprayedsdimeSprayedsdimeUserProfilePost HistoryAre you in vacuum or boost? Is it at the transition from one to the other? Can you put it into boost …In: Break up under 3000RPM8 years ago