STAG300,CNG/LPG injection system kits(Poland)(cng fuel auto,cng regulator,cng mixer,ECU,switch) STAG300,CNG/LPG injection system kits ... partsDetails of CNG/LPG ECU kits(AC300)1.It is one of the main components for the burning gas system,through ... as EU2, EU3, EU4 and over. (Poland)(cng fuel auto,cng regulator,cng mixer,ECU,switch)STAG300,CNG/LPG injection system kits