STP Emissions Reducer Fuel System Cleaner
STP Emissions Reducer Fuel System Cleaner is a pre-emissions test treatment formulated to lower emissions by removing deposits from the entire fuel system and clean components that affect emissions.
The more an engine is driven, the more carbon deposits can build up on fuel injectors, intake valves and ports. Gumout High Mileage Fuel Injector Cleaner is specially designed to remove carbon deposits from engines with over 75,000 miles for restored engine performance and fuel economy.
sed as an additive in the fuel of all 2-stroke and 4- stroke gasoline engines, especially for motor vehicle engines. Also can be used in two-wheeled vehicles. For the improvement of vehicle acceleration and smooth operation.