PressureLoc PressureLoc; Increases Main Line Clutch Apply Pressure When Lockup Clutch Engaged FORD F-250 SUPER DUTY F-350 SUPER DUTY F-450 SUPER DUTY F-550 SUPER DUTY FX4 HARLEY-DAVIDSON EDITION KING RANCH LARIAT XL XLT 2003 2004 2005 6L Powerstroke Turbo Diesel (363) DIESEL Bd Diesel Bd Diesel PressureLoc - 1031300 1031300 Auto Trans Control Unit