... , DELPHI, and so on. 1.High pressure is fed by common rail pump inside.2.It suits for Bosch, Delphi, Denso, Siemens injectors ... pressure and other parameters. 1.High pressure is fed by common rail pump inside.2.It suits for Bosch, Delphi, Denso, Siemens injectors ... .it can also clean the injector by the ultrasonic cleaner. common rail injector tester