FORUM RULES UPDATED - The forum rules have been updated to continue to provide a friendly and safe environment for our member community. Please take a moment to review the updated rules and our terms of use and privacy policy. Click here for Forum Rules which has links to the 'terms of use' and 'privacy policy'.
I'm looking too install a hho fuel system on my 2000 twin 7.4 volvos .As a supplement is there a way to program the fuel injectors to delever less fuel thru the ecm ? if yes is it adjustable for fine tunning ? thanks