







⚡ Ignite your drive with Autolite’s copper-powered spark!
The Autolite 46 Copper Resistor Spark Plug features a full copper core electrode for superior thermal conductivity, a leak-proof copper-glass seal for durability, and an integrated resistor to reduce radio frequency interference and electrode wear. Designed for universal fit and optimized for fuel efficiency, it delivers quick starts, smooth acceleration, and reliable performance backed by decades of Autolite innovation.

| Brand | Autolite Iridium Ultra |
| Core Material | Copper |
| Thread Size | Regular Metric |
| Top Material Type | Alloy Steel |
| Vehicle Service Type | UTV |
| Global Trade Identification Number | 00009100000460 |
| Automotive Fit Type | Universal Fit |
| UPC | 009100200136 009100000460 |
| OEM Part Number | 46 |
| Manufacturer | FRAM |
| Model | 46 |
| Item Weight | 2.39 ounces |
| Product Dimensions | 3.38 x 1 x 1 inches |
| Item model number | 46 |
| Is Discontinued By Manufacturer | Yes |
| Exterior | Chrome |
| Manufacturer Part Number | 46 |
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