Fuel system cleaners are cheap and plentiful at automotive stores, but do they actually do all the things that they claim? We took a look to find out.

Gasoline direct injection, or GDI, is one of the most crucial bits of technology in the modern internal combustion engine. In engines equipped with GDI, highly pressurized gasoline is sprayed directly ...

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Fuel injectors don't just deliver fuel. They meter it, shaping the spray so the air-fuel mixture burns in the way the engine wants it to. When deposits build up, injector fuel flow can decrease and ...

Fuel injectors that are working properly respond instantly to the demands of your engine. Unfortunately, even the best fuels contain impurities that can gum up the injector nozzles, reducing ...

Diesel gets a bad rap these days, which is why the demand for not only diesel engine cleaners but also diesel injector cleaners is on the rise. Politicians have disincentivised the fuel, and pressure ...