Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Welcome Offer : Use Code WELCOME5 for 5% OFF your first order!
Free Shipping Across USA
Autolite Copper Core Spark Plugs Deliver Quick Starts, Good Fuel Economy, And Smooth Acceleration. The Copper-Glass Seal Bonds Insulator And Terminal Post Center Electrode Together To Ensure Full Required Voltage At Spark Gap, Creating A Gas-Tight Seal That Is 100 Percent Leak-Proof. Copper Core Spark Plugs Feature A Cold-Formed Steel Shell And Precision Rolled Threads, And A One-Piece Terminal Post That Adds Strength. The Multi-Rib Insulator Reduces The Danger Of 'Flash-Over' To Prevent Misfires, And The Resistor Reduces Radio Frequency Interference (Rfi) And Electrode Erosion. The Full Copper Core Electrode Provides Better Performance In All Conditions. Autolite Copper Core Plugs Are Your Industry Standard.
Yes, we offer free standard shipping on all orders within the United States.
When will I receive my item?
Domestic orders typically arrive within 3-5 business days. Delivery times are estimated and may vary depending on your location, weather conditions, or other unforeseen factors.
Can I change or return my item?
We hope you love your purchase, but if you need to make a change or return your item, we’ve got you covered! You can initiate a return or exchange within 30 days of receiving your order. Please ensure the product is in its original condition and packaging. For more information on our return policy, please visit our Returns & Exchanges page.
Frequently Asked Questions
Q: What are the benefits of using Autolite 404 Copper Resistor Spark Plugs?A: Autolite 404 Copper Resistor Spark Plugs deliver quick starts, improved fuel economy, and smooth acceleration. The full copper core electrode provides higher thermal conductivity, enhancing performance in various conditions.
Q: Are these spark plugs compatible with all vehicle types?A: While the Autolite 404 Copper Resistor Spark Plugs are designed for a wide range of vehicles, it is essential to check your vehicle's specifications to ensure compatibility before purchase.
Q: How long do Autolite Copper Core Spark Plugs typically last?A: These spark plugs are built with durability in mind, featuring a leak-proof design and a heat-fused internal seal, which helps them last longer than standard spark plugs. However, the lifespan can vary based on driving conditions and maintenance.
Q: Can I use these spark plugs for high-performance applications?A: Yes, Autolite 404 Copper Resistor Spark Plugs are suitable for high-performance applications due to their full copper core electrode and construction that ensures optimal performance and reliability.
Q: How should I properly care for and maintain my spark plugs?A: To maintain your Autolite Copper Core Spark Plugs, regularly check for any signs of wear or deposits. Ensure that they are properly gapped according to your vehicle's specifications and replace them as needed to maintain optimal engine performance.
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