OEM AcDelco 8 PACK UF413 Ignition Coil + 41-110 Spark Plug + 9748UU Wire Fit GMC

  
12570616, UF413, E893, D510C, UF-413, 12611424, 8125706160. 12192195, 9748HH, 12622553, 88862397, 12192192, 748UU, 12656210. Fits the GM, Hummer, & Isuzu 8 cylinder engines: V8 4.8L, 5.3L, 6.0L, 8.1L.

Does not fit round style.