... auto,cng regulator,cng mixer,ECU,switch) STAG300,CNG/LPG injection system kits 1.ECE-R110 Certification,2.1100-2500CC 3 ... control module which come from the original car, and integrate water temperature sensor signal, intake manifold pressure sensor, intake air temperature ... send out the injunction to the burning gas mutual rail injection valve, when the engine stopped the gas system will be ...