cleaner

I made a big mistake a few weeks ago with my car by adding the wrong fluid to my windshield washer reservoir (similar to a prior post). Now have a new project on my list. It was dark, late and raining and I had just finished an oil change and was otherwise partially distracted. I knew the...

Was going to pick up Techron on the BOGO sale, and see online a new (to me) High Mileage Fuel System Cleaner. Any comments? Just marketing difference? Detail: Notoriously useless MSDSs show a change from N,N'-di-sec-butyl-p-phenylenediamine to Trade Secret for the <1% component (so, could be...