4FK218-058SQ / 4FK218-058SQ - Application Notes 1996-1998 Mustang Cobra 4.6L V-2 SQ S-Trim High-Output System - Polished Stock HP/TQ: 305/285 Vortech HP/TQ: 484/423 Boost (PSIG): 9-11 Includes High-flow fuel pump, Fuel management unit (FMU) and ECM chip or module Carb E.O. D-213-17