AP5405 Autolite Spark Plugs Spark Plug OE Replacement
AP5405 Autolite Spark Plugs Spark Plug OE Replacement
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AP5405 Autolite Spark Plugs Spark Plug OE Replacement
Experience enhanced performance and reliability with the AP5405 Autolite Spark Plugs. As a trusted name in the automotive industry for over 100 years, Autolite has produced more than 11 billion spark plugs and glow plugs, setting the standard in ignition technology.
Key Features:
- Platinum Firing Tip: Features a center wire platinum firing tip that reduces gap erosion, resulting in fewer misfires and better overall performance.
- High Nickel Alloy Side Electrode: Precisely maintains the gap for sustained performance and durability.
- Necked-Down Center Electrode: Fires quicker and cleaner with less voltage, ensuring easier starts, quicker acceleration, and improved fuel economy.
- OE Approved: Meets or exceeds Original Equipment (OE) quality and performance standards, ensuring compatibility with a wide range of vehicles.
- Proprietary Platinum Ball Welding Process: Provides a consistent point of contact for better adhesion and reliability.
- Extensive Compatibility: Suitable for Japanese, European, and Korean cars, as well as lawn and garden equipment and power sports vehicles.
Specifications:
- Reach: 3/4 Inch
- Resistor: No
- Electrode Type: OEM
- Electrode Core Material: Copper
- Electrode Tip Material: Platinum
- Insulator Type: Projected
- Thread Size: 14 Millimeter
- Seat Type: Gasket
- Wrench Diameter: 5/8 Inch Hex
Backed by a limited 4-year warranty, the AP5405 Autolite Spark Plugs ensure peace of mind with every ignition. Upgrade your vehicle’s ignition system today with Autolite's unmatched quality and craftsmanship.
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.

