Remove CNG kit and Cylinder.
Change the plugs with 4 tips.
Change the original cables with performance ones.
Change the Coil with bigger one.
Change the Battary with More power ful one i mean with 48amp battary.
Add Free Flow piping and exaust.
Add mashroom air intake.
Change its Brake pads with good ones originals were pathatic.
Go to any good mechenic and ask for brake booster you will find any japanese alto brake booster which fits in mehran with a lil modification.
good one ...aur kabhi baray tyres na dalna ...warr jayyy gee ...
go with the gunine rim size but in radial