... kits(Poland)(cng fuel auto,cng regulator,cng mixer,ECU,switch) STAG300,CNG/LPG injection system kits 1 ... Certification,2.1100-2500CC 3.gasoline engine,4,6,8cylinder.4.cng kits.cng reducer.injector,ECUCNG ... 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, ...