wah bro ur word got "tulang" la, pls la dun just simply said something like that, war always come like this....
for me if for street daily use car, need no to change the fuel pump la, since the original fuel pump is oledi enough,
1J fuel pump running 165lph, original 1 should be 120 to 135lph only....
petrol? can set on the injector ma, if u set high then fc high lo, if low then low lo, depend on ur engine mod and tuner how to tune lo....
emm... how about ur comment bro? can share some here?