The Ford Powerstroke 6.4L Diesel is manufactured and designed by Navistar International, this engine was used in the 2008-2010 Ford F-Series truck. The Ford Powerstoke 6.4L uses a high-pressure common rail fuel system designed by Siemens. The system is called common rail because the 8 injectors are pressurized by a high pressure fuel pump. The eight diesel injectors are connected to each other by two fuel rails; The system operates at 26,000 psi. The injectors are electronically operated by an ECM engine command. TamerX offers only the highest quality brands in both Motorcraft diesel injectors and Bostech diesel fuel injectors.