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 5143 Copper Resistor Spark Plugs?A: Autolite 5143 Copper Resistor Spark Plugs provide quick starts, improved fuel economy, and smooth acceleration. Their full copper core electrode ensures higher thermal conductivity, enhancing performance in various driving conditions.
Q: Are Autolite Copper Spark Plugs leak-proof?A: Yes, Autolite Copper Spark Plugs are designed with a copper-glass seal that creates a gas-tight, leak-proof bond between the insulator and the terminal post center electrode, ensuring durability and reliability.
Q: How do I know if these spark plugs are compatible with my vehicle?A: To determine compatibility, check your vehicle's owner manual or consult the Autolite catalog for the correct spark plug specifications. Autolite 5143 Copper Spark Plugs are widely used in various automotive applications.
Q: What maintenance do Autolite spark plugs require?A: Autolite spark plugs require minimal maintenance. Regular checks for wear and tear are recommended, especially during routine vehicle maintenance. If you notice misfires or decreased performance, it may be time to replace them.
Q: What makes Autolite a trusted brand for spark plugs?A: Autolite has been a leader in spark plug technology since 1936, known for innovation and quality. Their products, including the Copper Core Spark Plugs, are backed by decades of experience and are designed to provide exceptional performance and value.
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