






⚡ Ignite your drive with Autolite’s double platinum power!
Autolite APP5325 Double Platinum Spark Plugs feature a necked-down copper core center electrode for faster, cleaner ignition with less voltage. Their platinum-to-platinum firing design and yttrium-enhanced ground electrode provide superior durability and heat transfer, reducing misfires and gap erosion. Precision-engineered with a high nickel alloy side electrode, these plugs maintain optimal gap for longer life. Trusted since 1936, Autolite delivers reliable OE replacement spark plugs designed to boost engine performance and longevity.





| Brand | Autolite Iridium Ultra |
| Core Material | Copper |
| Thread Size | 14mm x 1.25 |
| Top Material Type | Nickel |
| Vehicle Service Type | Car |
| Global Trade Identification Number | 00009100040640 |
| Automotive Fit Type | Vehicle Specific Fit |
| UPC | 009100040640 |
| Manufacturer | Autolite |
| Model | Double Platinum Spark Plug |
| Item Weight | 7.4 ounces |
| Product Dimensions | 4.3 x 3.6 x 1.2 inches |
| Item model number | APP5325-4PK |
| Is Discontinued By Manufacturer | No |
| Exterior | Chrome |
| Manufacturer Part Number | APP5325-4PK |
| Position | Center |
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