456 Autolite Spark Plugs Spark Plug OE Replacement
456 Autolite Spark Plugs Spark Plug OE Replacement
Available in stock (50)
Couldn't load pickup availability
456 Autolite Spark Plugs Spark Plug OE Replacement
Upgrade your vehicle's performance with the 456 Autolite Spark Plugs. Designed to meet and exceed original equipment specifications, these spark plugs guarantee:
- Quick Starts: Experience reliable ignition for immediate engine response.
- Good Fuel Economy: Optimize your vehicle's fuel efficiency, saving you money at the pump.
- Smooth Acceleration: Enjoy improved throttle response and overall driving performance.
Key features of the Autolite Spark Plugs include:
- Copper-Glass Seal: This innovative design bonds the insulator, terminal post, and center electrode, ensuring full required voltage at the spark gap while providing a gas-tight seal that is 100% leak-proof.
- Multi-Rib Insulator: Reduces the risk of flash-over, enhancing the safety and reliability of your ignition system.
- One-Piece Terminal Post: Offers added strength for improved durability.
- Resistor: Minimizes radio frequency interference (RFI) and prevents electrode erosion, promoting longevity.
- Cold-Formed Steel Shell: Ensures robust construction with precision-rolled threads for a secure fit.
- Full Copper Core Electrode: Delivers better performance under a variety of conditions.
These spark plugs come with a limited 2-year warranty and are designed with specifications including:
- Reach: 3/8 Inch
- Resistor: No
- Electrode Type: OEM
- Electrode Core Material: Copper
- Insulator Type: OEM
- Thread Size: OEM
- Seat Type: Flat
- Wrench Diameter: 13/16 Inch Hex
Choose the 456 Autolite Spark Plugs for a reliable and efficient ignition solution that keeps your engine running smoothly!
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.

