Gumout’s Fuel Injector Cleaner removes carbon deposits from key engine parts to maximize engine performance and fuel economy. When carbon deposits build up on fuel injectors, intake valves, and ports, it can cause engines to hesitate, surge or lose power. It can also have a noticeable affect on fuel economy. Gumout Fuel Injector Cleaner cleans port/indirect fuel injectors, intake valves, and ports, and prevents future carbon buildup. Oxygen sensor safe, this fuel injector cleaner is safe for use in turbocharged and supercharged vehicles.
Will not void OEM/manufacturer’s warranty

Directions: Add entire bottle to nearly empty gasoline tank, then fill tank with up to 21 gallons of gasoline. For best results, do not refill tank until near empty. Use every 3,000 miles.