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 ...

While fuel-injector cleaning is often recommended by shops and dealer service centers, it probably isn’t necessary unless it’s correcting a running problem. In many cases, just using a quality ...

In the ongoing effort to clean up diesel engine emissions, fuel system suppliers are pushing competing fuel injector technologies. Siemens VDO, Robert Bosch GmbH and Magneti Marelli are all ...

This mist of gasoline actually helps keep the intake ports clean. In addition to fuel quality, he said things like valve and injection timing are key factors in carbon buildup. Additionally softwa ...

Gasoline treatments, fuel injector cleaners, fuel injector treatments, octane boosters, diesel fuel treatments, and water removers are also available. Additional categories of fuel additives include ...