... Map Sensor,pipe) D06GT,CNG/LPG Injection system kits 1,OMVL System Contral2,auto-convert system3,Sequential Injectin System4.Good ... more powerfulB.Self-adaptive self-diagnosis and self-learning function, No interference with the OBD system of the vehicleC.ECU ... CNG conversions, Optimized Varying Climate ConditionsD.sequential gas injection system working in real time, assures optimum gas into each ...