Sunluway 6.0L High Pressure Oil Pump IPR Valve Air Test Fitting Tool & Oil Rail Adapters Leak Test Kit and 6.0 IPR Valve Socket with Seal Kit fits for Ford 6.0L Powerstroke Diesel Engines. IPR Valve Socket with Seal kit --Used to easily and quickly remove and replace the injector pressure regulator (IPR) on 6.0L and other diesel engines.