The Best Fuel Injector Cleaners

Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine may not run as smoothly as you remember, or the fuel economy may dip—but everything else may work fine. If that happens, it might be time to treat your engine’s fuel system to a cleaning with the best fuel injector cleaner you can use. Fuel injection systems are high-precision electro-mechanical systems with tight tolerances that operate under very high pressures. All the fuel has to squeeze out of injectors with tiny outlets in ultra-precise amounts. Or performance suffers.

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