ACDelco Iridium Spark Plug, 41-131
In stock
$9.89
Listed as compatible with this vehicle by the retailer feed.
Check price2023 Cadillac CT5 Spark Plugs
6 products listed as compatible with this vehicle by the retailer feed.
ACDelco Iridium Spark Plug, 41-128
In stock
$12.49
Listed as compatible with this vehicle by the retailer feed.
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DENSO Iridium Long-Life Spark Plug: OE Performance, ZTJ16VR10, 3539
In stock
$12.49
Listed as compatible with this vehicle by the retailer feed.
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NGK Laser Iridium Spark Plug (ILNFR7A7G): Fine Wire Tip for High Efficiency, 94524
In stock
$13.99
Listed as compatible with this vehicle by the retailer feed.
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NGK Laser Iridium Spark Plug (SILNAR8A7): High Ignitability & Durability, 92968
In stock
$17.99
Listed as compatible with this vehicle by the retailer feed.
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NGK Laser Iridium Spark Plug (ILTR5D): Fine Wire Tip for Precision, 5476
In stock
$21.99
Listed as compatible with this vehicle by the retailer feed.
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This site contains affiliate links. We may earn a commission if you buy through them. We do not sell these products or guarantee merchant inventory. Compatibility is listed by the retailer feed for this vehicle; it is not an OEM confirmation. Catalog snapshot: Aug 15, 2026.