From the moment you turn the key, your fuel system, including your fuel filter, starts delivering fuel. A contaminated filter will mean roughness and poor power, and a totally clogged fuel filter may result in your car refusing to start. Clogged fuel filters don't happen often, but that doesn't mean they never happen. Check out our selection of fuel filters from top brands like FRAMĀ®, Carquest, Purolator, Beck Arnley, and more!