One aspect of routine car maintenance is making sure your fuel injectors are clean, and there's a few things you can do to make that process easy.

Fuel injection offers drivers increased efficiency and power. But there's a common problem, too: carbon buildup on the engine's intake valves.

In this tech guide Stephen Lim examines the benefits of cleaning fuel injectors and debates whether or not you should rehab your old EFI system parts or just buy new ones - Hot Rod Magazine ...

This is a graphic example of why dirty injectors cause the engine to lose power. Note the different spray patterns with the injectors and the fact that number 3 isn't delivering any fuel.

It requires hooking up a pressurized fuel cleaner to the engine’s fuel rail and running it through at the recommended psi until the injectors are clean.

These are the top fuel injector cleaners for high-mileage, direct-injection and diesel engines.