Restore fuel system performance by cleaning fuel system

Restore fuel injector performance

Improve gas quality

Gumout PRO DEF’s easy flow valve and 3 foot hose makes DEF fill ups easy. Meets all OEM standards

Protect your oil system from the wear
and tear

Quickly and easily remove grease, oil, dirt, gum and varnish that impede performance.  Use helps to keep system operating smoothly and quietly.