meth inj
1.on average how much hp increase.
2.is there a bad side using it
3.example lets say i make 750rwhp pump gas or race gas with a turbo then add meth would it make 900rwhp then,just asking
Bad side could be costs if you don't have fab skills
Meth wont bump up the HP like nitrous, it allows some safety in tuning for more HP









