Motorcraft DG-521 | Ignition Coil

Replacing a faulty ignition coil yourself can save you on labor costs. Ignition coils (individual or coil packs) range from ~$35 to over $300 at PartsHawk.com, depending on brand and quality. While replacing them is possible yourself, remember the total repair cost also depends on the number of coils needed and your car's specific design.