
FAST XR Series ignition coil for Ford Modular 3V 4.6L/5.4L/6.8L engines (2004–2008) is a direct replacement coil that fits like OEM hardware. Constructed with ultra-pure copper alloy windings and rated to near 40,000 peak volts, the XR Series delivers about 15% more spark energy than stock for improved ignition performance in both street and racing applications while remaining emissions-legal in all 50 states.
FAST 04-08 Ford Modular 3V 4.6L/5.4L/6.8L XR Series Ignition Coil - Single