TECHRON Concentrate Plus Fuel System Cleaner, is unsurpassed in cleaning the entire fuel system (fuel injectors, intake valves and combustion chambers) in one tankful. Its use can maximize fuel economy1 and restore lost power, performance and acceleration. Product Features: Cleans, restores, protects the entire fuel system (fuel injectors, carburetors, intake valves and combustion chambers) Automobiles and trucks use every 3,000 miles or at your next oil change. Restores: lost power, acceleration, lost fuel economy, and operation of the fuel gauge sensor Reduces: rough idle, engine surge, hesitation, and spark plus fouling Improves: cold start performance, and fuel stability for up to one year. Most Fuel Treatments & Cleaners products are available for in-store pickup from Advance Auto Parts.