Liqui Moly Fuel Injection Cleaner - 300mlCleans entire injection system. More engine power and less fuel consumption. Smoother idling and better throttle response. Restores fuel delivery to address pinging and detonation issues. Liqui Moly Fuel Injection Cleaner removes carbon and other deposits from an engines fuel lines, fuel system components, intake track, injectors, valves, combustion chamber and spark plugs.