Gumout Multi-System Tune-Up is a fuel additive that is designed to improve the performance of gas, ethanol, and diesel engines. It comes in a 16oz. bottle and is manufactured in the United States. The product is made by Gumout and is suitable for use in vehicles of various models and makes.

This fuel injector cleaner is effective in removing deposits and corrosion from fuel injectors and combustion chambers, which helps to improve the engine's performance and efficiency. It also contains anti-wear additives that help to protect the engine's components from wear and tear. The product's UPC is 031600100105 and it comes with a manufacturer's warranty.