"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Don't you feel good when your car is clean and all shined up? A well-kept car looks great rolling down ...

If you've ever been topping off your car's coolant and accidentally poured the brightly colored liquid all over the engine, you understand that it can be both frustrating and concerning. Coolant is ...

The throttle body controls airflow into an engine. For fuel-injected engines it’s usually housed between the air filter and intake manifold. Keeping this component clean can help your vehicle deliver ...

While port injection is still the most common form of electronic fuel injection, gasoline direct injection is quickly starting to replace it since it provides better fuel atomization, decreased ...

Engine oil is to your bike what blood is to the body — essential. But how can you check if your bike's engine oil is working properly? If ignored, worn-out engine oil can lead to overheating, engine ...