4 cylinder,D06GT,CNG/LPG ECU (OMVL)(cng/lpg electrical appliance,cng/lpg injection system) 4 cylinder,D06GT,CNG/LPG ECU 1,OMVL G-1 System2,EFI enginee3,auto ... sensorD.Water Temperature SensorsE. CNG gas Temperature Sensors Main components are below (OMVL,cng/lpg electrical appliance,cng/lpg injection system)4 cylinder,D06GT,CNG/LPG ECU