Over time and miles, your car might start to slow down. It might not accelerate as quickly as it once did; the engine may not run as smoothly as you remember, or the fuel economy may dip—but ...

There are many things that can degrade your vehicle's performance over time, from a dirty air filter and low tire pressure, to fouled spark plugs and worn out plug wires. However, nothing will rob ...

We earn commissions from purchases you make using links in our articles. Learn more. Fuel injector cleaners can help increase your car's performance and fuel economy. It's the easiest way to clean ...

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 ...