H aving fuel injectors on all mass-produced vehicles is one of the biggest automotive breakthroughs of the past few decades.

CNET’s expert staff reviews and rates dozens of new products and services each month, building on more than a quarter century of expertise. Fuel injector cleaner serves an important function in ...

They do need occasional care, though. Below are some of the most effective fuel injector cleaners available today, along with some tips on some easy ways to clean them and the fuel system.

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 ...

DESIGNED TO EXCEED EXPECTATIONS: Red Line complete SI-1 fuel system cleaner treatment for cleaning and preventing corrosion in fuel systems PERFORM AND PROTECT: Fuel additive cleans injectors ...

Clogged injectors can cause a myriad of issues for your engine—it needs a consistent flow of fuel to run properly. Sometimes, simply pouring a can of injector cleaner into your gas tank before a ...