Fuel filters play an essential role in making sure ... of 10 years or 150,000 miles for passengers cars and light trucks. Over time, your factory fuel lines can become corroded, and your ...

And while there are many reasons why cars have these issues — like a dirty fuel injector and a failing air filter — the most common culprit is the DPF for diesel trucks. The DPF traps and ...

The fuel filter traps debris that could clog or damage the fuel injectors or engine. Fuel filters are usually located in the fuel line where it meets the fuel injection system at the engine or ...