






⚡ Ignite your drive with pro-grade spark power!
The ACDelco 41-108 Professional Iridium Spark Plug features a fine-wire iridium electrode for enhanced engine idle stability and rapid acceleration. Its innovative design supports reliable cold starts and self-cleans carbon deposits, while a one-piece suppressor seal protects vehicle electronics by blocking radio frequency interference. Engineered for durability and peak performance, this spark plug is a trusted factory replacement choice for discerning drivers.







| ASIN | B0016HNOFY |
| Assembly Required | No |
| Brand | ACDelco |
| Core Material | Iridium |
| Customer Reviews | 4.6 4.6 out of 5 stars (982) |
| Date First Available | 10 January 2020 |
| Exterior | Chrome |
| Generic Name | SPARK PLUG ASM-GAS ENG IGN |
| Item Dimensions LxWxH | 17 x 9.9 x 2.5 Centimeters |
| Item Weight | 22.7 g |
| Item model number | 41-108 |
| Manufacturer | ACDelco |
| Manufacturer Part Number | 12681658 |
| Model | 12681658 |
| OEM Part Number | 12620540 |
| Product Dimensions | 17.02 x 9.91 x 2.54 cm; 22.68 g |
| Top Material Type | Nickel |
| UPC | 808709617174 |
| Vehicle Service Type | Car |
J**.
Worked good, always use factory replacement plugs
M**H
Las utilicé para una captiva sport 2014 y todo bien.
R**.
They do the job
G**T
Spark plugs came in good shape, no damage.
A**H
Seem to working fine
Trustpilot
3 days ago
2 weeks ago