1999-2014 Ford 4.6/5.4/5.8L 4V Modular Engines w/ coil-on-plug ignitions. Can be retro-fitted to fit a 1997 and 1998 if a conversion harness is used. 1997-1998 Ford Mustang Cobra and other 4V cars employed a coil pack style ignition coil with one coil pack per bank. Cars that use this ignition coil out of the box are the Mustang Mach 1, '99+ Cobra (97-98 can be retro-fitted) and the Shelby GT500 from 2007 to 2012.. Cars that use this ignition coil out of the box are the Mustang Mach 1, '99+ Cobra (97-98 can be retro-fitted) and the Shelby GT500 from 2007 to 2012.. 1999-2014 Ford 4.6/5.4/5.8L 4V Modular Engines w/ coil-on-plug ignitions. Can be retro-fitted to fit a 1997 and 1998 if a conversion harness is used.. XR Series of Coils provide 15% more spark energyIncreased PerformanceIdeal for street & racing application where powerful ignition output is needed. 1997-1998 Ford Mustang Cobra and other 4V cars employed a coil pack style ignition coil with one coil pack per bank.. Mustang, Ford, 4V, 4.6, 5.4, 5.8, Modular, Mod Motor, Ignition Coil, SN95, Cobra, GT. FAST 97-14 Ford Modular 4V 4.6L/5.4L/5.8L XR Series Ignition Coil - Single. XR Ignition Coil for '99-'14 Ford 4.6/5.4/5.8L 4V Modular Engines. Mustang, Ford, 4V, 4.6, 5.4, 5.8, Modular. Mod Motor, Ignition Coil, SN95, Cobra, GT. Available in a Set of 8 under 30391-8.. XR Ignition Coil for Ford 4V Mod. Ignition Coil. XR4VCoilMod. Coil. No

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