Home/2003-04 Cobra Ignition and Electrical NGK V Power Spark plug, 4.6 Modified, stock #4177 $4.37 NGK V Power Spark Plug, 4.6 / 5.4 Modified Coldest - Stock #3346 $3.36 MSD Two Step Launch Master, 4.6 / 5.4 coil on plug $309.83 Ford Performance 4V IGNITION COIL SET $401.02 Denso Iridium plugs, 4.6 cold $13.57
