Originally Posted By: Oregoonian
Return them for a refund (snake oil)...Instead get Redline SL-1 or Chrvron Techron. Those two are the best complete fuel system cleaners on the market.
I don't think it is snake oil, but I agree that it isn't worth the money. The STP gas treatment is for 1970 and earlier technology vehicles, and even those vehicles would benefit more from Redline.