Injector Dynamics 725cc High resistance Injectors. Direct length fit for T7 cars. Sold with Spacers for T5 and other Std Length applications. Sold per set of4. Uses new style connectors. Standard includes new electrical plug and crimps, alternatively available is a plug in adaptor to old style Bosch connector (std on T5 and T7). These are InjectorDynamics sold with the 14mm rail adaptors to fit long applications too.