... kits(Poland)(cng fuel auto,cng regulator,cng mixer,ECU,switch) STAG300,CNG/LPG injection system kits 1. ... valve7. other tubes8. Spare partsDetails of CNG/LPG ECU kits(AC300)1.It is one of the main ... gas system,through collecting the fuel signal of the ECU control module which come from the original car, and ... (Poland)(cng fuel auto,cng regulator,cng mixer,ECU,switch)STAG300,CNG/LPG injection system kits