ECCPP Ignition Coils Pack of 4 Compatible with Audi S4/A6/A8/Allroad/A8 Quattro/A4 Quattro Volkswagen Golf Passat 1997-2005 Replacement for UF290 UF369 C1169 IGNITION COIL PACK FITMENT - Replacement ignition coil for Audi S4/A6/A8/Allroad/A8 Quattro/A4 Quattro Volkswagen Golf Passat 1997-2005(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 - UF290 058905105 0986221011 88921389 058907447C E508A E508A 5C1035 5C1047 C1169 C1170 GN10326 058905101 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