ECCPP Pack of 3 Ultimate Performance Ignition Coil Ignition Spark Plug Coil Pack for Buick Chevy Cadillac GMC Pontiac - C849 DR39 5C1058 E530C D555 D545 D576 C1235 5C1058 E51 GN10123 GN10161 IC39 Please carefully read the Compatibility to insure you are ordering in the correct ignition coil & Quantity High quality coated windings to improve durability and provide protection against internal shorts and dielectric breakdown Part#5C1058,10467067, 10468391, 10472401, 10477602, 10495121, 10497771, 1103646, 1103662, 1103663, 1103744, 1103745, 1103746, 8011038300, 8104683910, 8104724010, C849 #GN10123,GN1012311B1, GN10150, GN10161