6.0L Ford Powerstroke High Pressure Oil Rail Special Tool Socket for Ball Tube Removal 2003-2007 This tool is a must have for replacing High Pressure Oil Rail Ball Tubes. Works on 2003-2007 Ford 6.0L Powerstroke. If you are experiencing failure of the high pressure oil inlet o-ring then chances are that your ball tube o-ring seals have gone bad. Instead of replacing the entire oil rail at an incredibly high expense, use this special socket to remove the oil ball tubes and replace the o-rings at a fraction of the cost. Made from high strength steel and black oxide coated to last for repeated use. Can be used with a 23mm socket for easy removal and installation.