Hello everyone....
i am just starting out with hho systems, please let me know what i need.
So far, i have ordered a water4gas kit. I will be installing on a 98 forester, i have seen several systems, and don't quite understandwhat else is needed, do i absolutly need a map sensor? Does the hho flow direct to air intake or does it pass througfh a bubbler first?
thanks
boobou69