How to add fuel injector cleaner?
Maybe a dumb question but How do you open the safety valve on the opening to the gas tank to add fuel injector cleaner or other additives? Do you need to wedge it open with the gas pump nozzle and pour around it?
2011 Mustang 3.7L V6 Premium ∙ MCA (203A)
Ingot Silver ∙ Charcoal Black ∙ Auto
HIDs ∙ Security ∙ Comfort Package ∙ Remote Start
Koni STR.T shocks/struts ∙ Roush DUB springs