FiTech EFI Tuning Forum MenuForum NavigationForumMembersActivityLoginRegisterForum breadcrumbs - You are here:ForumPost History: 87SuburbanPlease Login or Register to create posts and topics.Post History: 87Suburban87SuburbanUserProfilePost Historyhey guys, I have a 87 suburban on 14.9' tractor tires and 2.5 tons. has a stock 350 right now w …In: LS Swap in 87 Suburban4 years ago
