2004 2005 2006 2007 2008 Ford F-150 Locking Hub Vacuum Tube GENUINE OEM BRAND NEW FACTORY REPLACEMENT 2004-08 Ford F150 4x4 Vacuum Solenoid Line Fitting Tube Firewall Check Valve OEM (4WD) 4x4 Hub Lock Actuator Vacuum Line Solenoid Fitting Tee On Firewall Check Valve F-150 Mark LT 4L3Z3A788AA Ford