I think the stuff is very good, i use it in the winter as a stabilizer and always run it through my system for the first tank in the spring. Its no substitute for proper carb cleaning and stuff when required but will keep it cleaner in the interim. IMO

2007 Speedmaster and miss it! 2013 T-Bird Storm and Luvin it! Catching a yellow jacket in your shirt at 70 mph can double your vocabulary