There are a lot of products you’ll find on the shelf that say they’ll help your car’s performance and mileage. Fuel system treatments and fuel injector cleaners are popular among these. But do you really need a fuel system treatment? What exactly does a fuel injector cleaner do for your car?
Well, like most things in life, there’s good and bad – formulas that live up to their claims, and others that do virtually nothing.
Your fuel injectors deliver fuel to your engine and are crucial to the performance of your car. The problem that fuel injectors encounter is that most gasoline contains ethanol to boost octane, which oxidizes and emulsifies, resulting in a buildup of byproducts on intake valves and in the combustion chamber of the engine. What follows can be reduced engine performance, higher emissions, lower fuel economy and other negative repercussions. Yes, even with modern detergent gasolines.
A fuel injector cleaner or fuel system treatment is easy to use — you just pour it into your gas tank and it protects your engine against fuel injector buildup while optimizing performance, power, smoothness, idle quality and mileage. The problem is that while most of these products have additives that are great for keeping your fuel injectors clean, they don’t do much to clean parts that are already dirty.
Almost every fuel system we’ve seen is dirty, to one extent or another. Read More