... auto diagnostic.suit to LPG/CNG. suit to 3,4,5,6,8 cylinder EFI eningee New generation ECU kit suit ... to 3,4,5,6,8 cylinder EFI car . drive by oringal petrol ... not emulation singal . it is direct read lamada data . and imporve the eningee performance in accorindg to the road contion ... , ISO15500 certificate pass Self calibrating CNG/LPG ECU kit for 6 and 8 cylinder