ECCPP Ignition Coils Pack of 2 Compatible with Hyundai Santa Fe/Sonata Kia Magentis/Optima 1999-2006 Replacement for UF285 C1226 IGNITION COIL PACK FITMENT - Replacement ignition coil for Hyundai Santa Fe/Sonata Kia Magentis/Optima 1999 2000 2001 2002 2003 2004 2005 2006 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 - UF285 C1226 UF-285 610-58556 9885-0004 CNC164 27301 38020 5C1155 21055-01 IC051212 E874 52-1630 IC396 11172685 27301-380 21155 M801 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