6.0 IPR VALVE SOCKET Used to remove and replace the injector pressure regulator (IPR) on Ford 6.0L and other diesel engines. IPR VALVE SEAL KIT 3C3Z9H529A & AP0035 6.0 IPR Valve Socket with Seal Kit for 2003-2010 Ford 6.0L Powerstroke Excursion F250 F350 F450 F550 E350 E450 - Injector Pressure Regulator Valve Socket Removal Tool and Seal Kit.