The cost to replace a fuel filter can vary depending on the make and model of the vehicle, as well as the location and the type of fuel filter being used. In general, the cost of replacing a fuel filter can range from $50 to $200 for most cars. According to Kelley Blue Book, a fuel filter replacement service should cost between $50 and $175 for most cars to have the work done by a mechanic. However, the cost can vary depending on the location and the type of fuel filter being used. RepairPal estimates that the cost of a fuel filter replacement is between $170 and $206, with labor costs estimated between $87 and $109 and parts priced between $84 and $96. It's important to note that the cost of a fuel filter replacement may be higher for certain vehicles, such as those with more complex fuel systems or hard-to-reach fuel filters. In addition, if there are other issues with the fuel system, such as a clogged fuel pump or fuel injectors, the cost of repairs may be higher.