As title says, stop intake cleaner. Goes for about $39 AutoZone.grey plastic timer, intake tube insert. Looks like Nate's automotive YouTube's it cleaned up valves terrifically good! The box only seems too market it as a valve cleaner ...
Can would does this stp product also clean the combustion chamber too? Thiers not one word or mention of that. It does say clean up carbon deposits,but it's marketed at the valves ...
Can would does this stp product also clean the combustion chamber too? Thiers not one word or mention of that. It does say clean up carbon deposits,but it's marketed at the valves ...