What are fuel additives? Do fuel additives really work? Gumout Product Link - http://amzn.to/1TUdJ8m Subscribe for new videos every Wednesday! - https://goo.gl/VZstk7 Fuel additives can clean fuel injectors, intake valves, pistons, and cylinder heads. What are the active ingredients, and how do they work? This video explores Gumout Multi-System Tune-Up, with the active ingredient polyether amine, which is used to remove combustion chamber deposits, including carbon. Gumout Science: https://tracking.tapinfluence.com/trk/gG9Df/LpvNO/c?r=zdEYZ%2BjGwVN4gHDO847VZNu4iwaDm8zFP2wD8b9F%2FqGxY7400Lb50Q%3D%3D Gumout Science Performance: https://tracking.tapinfluence.com/trk/gG9Df/66mni/c?r=zdEYZ%2BjGwVN4gHDO847VZNu4iwaDm8zFI5WlP4vRFunUYBdVlrYKN9QdKqAQlkMo Carbon Journal Entry: http://www.deepdyve.com/lp/elsevier/effects-of-fuel-additives-on-the-microstructure-of-combustion-engine-AkfTr5jxsP/9 SAE Journal Entry: http://papers.sae.org/962012/ This is a sponsored video created by me on behalf of Gumout. The opinions and text are all mine. Please feel free to rate, comment, and subscribe! And don't forget to check out my Facebook page: http://www.facebook.com/engineeringexplained Also check out my official website: Make suggestions, participate in forums, learn through logically ordered lessons, read FAQs, and plan your future! http://www.howdoesacarwork.com Engineering Explained is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to Amazon.com. NEW VIDEO EVERY WEDNESDAY!