10 bestAcdelco Iridium Spark Plugsof November 2025
112M consumers helped this year.
1
NGK # 6418 Iridium Spark Plugs BKR6EIX - 4 PCS NEW
NGK
9.8
2
Bosch AR5SII3320S - Spark Plugs Double Iridium - 1 piece
Bosch
9.6
3
ACDelco 41-993 Professional Iridium Spark Plug (Pack of 4)
ACDelco
9.4
4
ACDelco GM Original Equipment 41-110 Iridium Spark Plug
ACDelco
9.1
5
ACDelco GM Original Equipment 41-101 Iridium Spark Plug
ACDelco
8.9
6
ACDelco 41-103 Professional Iridium Spark Plug (6 Pack)
ACDelco
8.6
7
ACDelco GM Original Equipment 41-114 Iridium Spark Plug (Pack of 1)
ACDelco
8.3
8
ACDelco GM Original Equipment 41-104 Iridium Spark Plug (Pack of 1)
ACDelco
8.0
9
ACDelco GM Original Equipment 41-993 Iridium Spark Plug
ACDelco
7.7
10
ACDelco GM Original Equipment 41-156 Iridium Spark Plug (Pack of 1)
ACDelco
7.4
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