Home/2003-04 Cobra Ignition and Electrical NGK V Power Spark plug, 4.6 Modified, stock #4177 $3.22 NGK V Power Spark Plug, 4.6 / 5.4 Modified Coldest - Stock #3346 $3.46 MSD Two Step Launch Master, 4.6 / 5.4 coil on plug $309.83 Ford Performance 4V IGNITION COIL SET $394.48 Denso Iridium plugs, 4.6 cold $13.57
