Must have adapter for filling/adding fluid to the 5R55W & 5R55S Automatic Transmissions Use with CTA #7400 ATF Filling Tank Can also be used with #7073, #7075 & #7077 with Adapter #7078 Compare to Ford Tool #307-437 Will work on most "Non-CTA" ATF Filling System Tanks Application Details Make Model Year Ford Explorer 2002-2010 Ford Mustang 2005-2010 Mercury Mountaineer 1998-2010 Jaguar S-Type 2000-2003 Lincoln LS 2000-2006 Lincoln Aviator 2003-2005 Make Model Engine Transmission Year Ford Explorer Sport Trac V6 5R55S (Auto) 2007-2010 Ford Explorer V6, V8 5R55S (Auto) 2002-2010 Ford Mustang V6, V8 5R55S (Auto) 2005-2010 Ford Aerostar V6 5R55S (Auto) 1997 Mercury Mountaineer V6, V8 5R55S (Auto) 1998-2010 Jaguar S-Type V6 5R55S (Auto) 2000-2003 Lincoln LS V6, V8 5R55S (Auto) 2000-2006 Lincoln Aviator V6, V8 5R55S (Auto) 2003-2005 Ford Ranger V6 5R55S (Auto) 2005-2006 Ford Thunderbird V8 5R55S (Auto) 2004-2005 Mazda B-Series V6 5R55S (Auto) 1997-2010 Instructions Remove the fill plug from transmission Install #7420 adapter Fill transmission to correct fluid level per vehicle specifications Remove #7420 adapter Reinstall fill plug in transmission