... system kits(Poland)(cng fuel auto,cng regulator,cng mixer,ECU,switch) STAG300,CNG/LPG injection system kits 1.ECE-R110 ... intake manifold pressure sensor, intake air temperature sensor, gas temperature sensor signal, gas pressure sensor signal, sensor crank shaft position sensor signal ... of the gas engine emission standards, such as EU2, EU3, EU4 and over. (Poland)(cng fuel auto,cng regulator,cng mixer ...