ECCPP Ignition Coils Pack of 8 Compatible with Ford Lincoln Mercury V8 V10 4.6L 5.4L 6.8L 2005-2008 Replacement for DG511 C1541 FD508 IGNITION COIL PACK FITMENT - Replacement ignition coil for Ford Lincoln Mercury 2005-2008(Please refer to the product description for details) HIGH QUALITY REPLACEMENT - Made of top quality materials, for higher stability and reliability, meet or exceed OEM standards,it helps solve the issue caused by bad coils such as shake and eliminate misfire FUNCTIONS - This new premium ignition coil can fit your vehicles perfectly and produce a high output energy, which can keep your engine running well and smoothly BUYER NOTICE - Please read the fitment list carefully beforehand to avoid ordering the improper coils, remember to prevent putting the ignition coils under the hot or wet environment COMPATIBLE PART NUMBERS - DG511, FD503, FD508, C1541, C1659, 5C1584, 3L3Z12029BA, 3L3U12A366BB, 3L3E12A366CA, 50082, 601000, 11054, DG-511, 3L3Z 12029 BA, 3L3U 12A366 BB, 3L3E 12A366 Preventing the ignition coil being heated or damp Turning off the ignition coil when the engine does not work Checking, clearing the ignition coil and tightening the connector in order to avoid short circuit or ground Controlling the engine capability to prevent excerssive voltage Changing the spark plug regularly