Chevron Techron Concentrate Plus thoroughly cleans and protects your entire fuel system, including injectors, carburetors, intake valves, and combustion chambers. It restores lost power, acceleration, fuel efficiency, and ensures accurate fuel gauge operation while reducing rough idle, engine surges, hesitation, and spark plug fouling. This formula also improves cold start performance and keeps fuel stable for up to a year. Ideal for cars and trucks every 3,000 miles or during oil changes, and suitable for motorcycles, boats, ATVs, and other gasoline engines as needed.