Motorcraft Iridium Spark Plug, SP-539-X, 0.1 lbs, 0.9" x 0.8" x 3.7", OEM Specifications Save with Motorcraft SPARKPLUG (P) Add $11.64current price $11.64Motorcraft SPARKPLUG (P) Save with Motorcraft Spark Plug SP-542 Fits select: 2015-2018 FORD F150, 2015-2021 FORD EDGE ...