66 Autolite Spark Plugs Spark Plug OE Replacement
66 Autolite Spark Plugs Spark Plug OE Replacement
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66 Autolite Spark Plugs Spark Plug OE Replacement
Enhance your vehicle's performance with the 66 Autolite Spark Plugs, meticulously engineered for quality and reliability. With over 100 years of experience and more than 11 billion spark plugs produced, Autolite stands as a trusted name in automotive ignition products.
Key Features:
- OE Quality Assurance: Designed to meet or exceed Original Equipment quality and performance standards.
- Wide Compatibility: Suitable for a variety of makes and models, including Japanese, European, and Korean vehicles, as well as lawn and garden applications.
- Full Copper Core Electrode: Ensures better performance in all conditions, delivering quick starts and smooth acceleration.
- Gas-Tight Seal: 100% leak-proof, providing assurance of full required voltage at the spark gap.
- Multi-Rib Insulator: Reduces the danger of flash-over, enhancing safety and reliability.
- Durable Design: Cold-formed steel shell and precision rolled threads for added strength and longevity.
- Resistor Feature: Reduces radio frequency interference (RFI) and minimizes electrode erosion, ensuring longevity.
Specifications:
- Electrode Type: OEM
- Core Material: Copper
- Insulator Type: OEM
- Thread Size: 14 Millimeter
- Seat Type: Gasket
- Wrench Diameter: 13/16 Inch
- Reach: 3/4 Inch
Warranty:
Each spark plug comes with a limited 2-year warranty, assuring you of its quality and reliability.
Upgrade your vehicle's ignition system with the 66 Autolite Spark Plugs and experience improved fuel economy and performance. Get the spark you need for smooth driving today!
Shipping & Returns
Shipping & Returns
📦 Shipping:
Orders are processed within 1–2 business days. Standard delivery takes 3–7 business days, depending on your location.
↩️ Returns:
You may return or exchange products within 60 days of receiving your order. Items must be in original condition with proof of purchase. If your item is defective or damaged due to manufacturing issues, we’ll replace it at no additional cost.

