To save time and money, you might want to learn how to clean fuel injectors without needing to rely on professionals. But do ...

Your car's engine needs a very specific diet of air and fuel to do its job, and it's the fuel pressure regulator's (FPR) job to feed it the right amount. The gadget is relatively tiny and can fit in ...

Fuel economy testing is notoriously difficult to do properly. Naturally, if you plan to invest some time and energy evaluating a fuel-saving device, you hope to get results you can trust. But can you ...

Power-adder Coyote fans are a happy bunch. The free-breathing V-8 eagerly responds to power inducements, and enjoys well-engineered cooling and fuel systems. Up to the octane limits of pump ...