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⚡ Ignite your drive with Autolite’s copper core spark — where power meets precision!
The Autolite 458 Copper Non-Resistor Spark Plug features a full copper core electrode for enhanced thermal conductivity, a leak-proof copper-glass seal for durability, and precision engineering to reduce misfires and radio interference. Designed for quick starts, better fuel economy, and smooth acceleration, it’s a trusted replacement spark plug backed by decades of Autolite expertise.





| ASIN | B000CSKKX2 |
| Automotive Fit Type | Vehicle Specific Fit |
| Best Sellers Rank | #792,372 in Automotive ( See Top 100 in Automotive ) #3,988 in Automotive Replacement Spark Plugs |
| Brand Name | Autolite Iridium Ultra |
| Compatible with Vehicle Type | Motorcycle |
| Core Material | Copper |
| Customer Reviews | 4.6 4.6 out of 5 stars (123) |
| Global Trade Identification Number | 00009100252692 |
| Included Components | Spark Plug |
| Item Type Name | Spark Plug |
| Item Weight | 8 ounces |
| Manufacturer | FRAM |
| Manufacturer Part Number | 458 |
| Manufacturer Warranty Description | Lifetime Limited Warranty |
| Model Number | 458 |
| Number of Items | 1 |
| Number of Packs | 1 |
| OEM Equivalent Part Number | 458 |
| Thread Size | 14mm |
| Top Material Type | Alloy Steel |
| UPC | 009100252692 |
| Unit Count | 1 Count |
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