Fuel System Deposits Reduce Power, Waste Gas, Increase Emissions, And Can Be Very Difficult To Remove. The Most Effective Method Of Removal Is Extended Exposure To A Very Powerful Cleaner. Max44 Mixed In A Tankful Of Gas Will Continuously Clean The Injectors For A Few Hundred Miles To Get "The Best" Results! Features: Improves Acceleration Eliminates Hesitation Eliminates Knock, Ping And "Run-On" Improves Starting Controls Octane Requirement Increase Saves Gas! 16 Fl. Oz. Each Currently This Item Can Only Be Shipped Within The Continental United States.