salam,i have corolla 1999,gl,cng,the car has not a good pick,after go to workshop,and they go 110,mushkal se,kia koe spped booster be lagta ha,aur kia ho sakta ha,help please,
@Usmanasghar..........
Please provide the complete information, kit brand and what ever is installed in your car, is this doing now or from the day one its like that?