The whole kit BLUE TRONIC contains everything necessary for the mounting of the LPG/CNG controller in the engine's compartment. The kit does not include LPG tank, charger, probe and pipes to the gas valve!
See the kit contents here...
The LPG/CNG controller BLUE TRONIC is a system which contain the following components:
Electronic module (ECU) for the fuel injection control
Reducer for conversion of the liquid LPG/CNG to gas phase
Wiring for connection of the LPG/CNG controller to the executive modules an the sensors
Injectors rail for LPG/CNG injection