⚡ Ignite your drive with GM’s iridium edge — performance you can feel!
The ACDelco GM Original Equipment 41-109 Iridium Spark Plug features a fine-wire iridium electrode that enhances engine idle stability, accelerates cold starts, and burns away carbon deposits for consistent performance. Its suppressor seal blocks radio frequency interference, protecting sensitive vehicle electronics. Designed and tested by GM engineers, this spark plug offers a precise OEM fit backed by a 7-year unlimited mile warranty, ensuring durability and reliability for Chevrolet, Buick, GMC, and Cadillac vehicles.
| Brand | ACDelco |
| Core Material | Iridium |
| Thread Size | M14x1.25 |
| Top Material Type | Iridium |
| Vehicle Service Type | Car |
| UPC | 808709616368 |
| OEM Part Number | 12622561 |
| Manufacturer | ACDelco |
| Part Number | 12681660 |
| Item Weight | 1.76 ounces |
| Product Dimensions | 3.7 x 3.1 x 0.9 inches |
| Item model number | 41-109 |
| Is Discontinued By Manufacturer | Yes |
| Size | 1 Count (Pack of 1) |
| Item Package Quantity | 1 |
| Included Components | Spark Plug |
| Batteries Included? | No |
| Batteries Required? | No |
| Warranty Description | 7 Year / Unlimited Mile Limited Warranty on parts sold on or after 04/01/18. (Parts Only) Please see ACDelco.com for more details. |
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