ACDelco Iridium Spark Plugs - 41-162 - LS3 may be drop shipped from the manufacturer.
ACDelco 41-162 Iridium spark plugs are OE on GM LS3 engines, and recommended for all LS3 & LS7 crate engines. (Not LSX crates however).
These come as a set of 8, and are pre-gapped to .040".
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