Amazon.com: MAS Set of 8 Ignition Coils Pack Straight Boot & Motorcraft Spark plug SP546 SP515 Compatible with Ford F150 F250 F350 Super Duty Expedition Lincoln Navigator V8 5.4l Replacement for DG511
Amazon.com: MAS Set of 8 Straight boot Ignition Coil Pack DG511+8 Motorcraft Platinum Spark Plugs SP515 SP546 Compatible with Ford Expedition F150 F250 Super Duty Lincoln 3L3E12A366CA C1541 FD508 UF537 : Automotive