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Author: Fuel Injector Cleaner staff

How long does it take for fuel injector cleaner to work? | Fuel Injector Cleaner

It is hard to tell exactly how long it will take fuel injector cleaner to work. Some fuel injector cleaners may begin working within 50 miles, but others take longer. It’s recommended to run the treated tank as empty as possible before refilling with fuel. That way the fuel injector cleaner has another chance to work on some fuel that is free from fuel additives.

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