Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
Welcome Offer : Use Code WELCOME5 for 5% OFF!
Free Shipping on Most USA Orders
⚠️ California Proposition 65 Warning : Some products sold on this website may expose you to chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm.
For more information, visit www.P65Warnings.ca.gov.
Ngk Standard Spark Plugs Are Treated With Corrosion Resistant Plating To Ensure Ease Of Installation And Removal. The 98% Pure Copper Core Delivers Increased Heat Dissipation For More Reliable Starts And Reduced Risk Of Overheating. Cold-Rolled Threads Prevent Cross-Threading And Damage To Cylinder Heads. Trivalent Plating Eliminates Need For Anti-Seize. Corrugated Ribs Prevent Flashover. High-Grade Alumina Silicate Ceramic.
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 is the size of the NGK 4551 Standard Spark Plug?A: The NGK 4551 Standard Spark Plug measures four point three five inches in length, two point two four inches in width, and two point zero nine inches in height.
Q: What materials are used in the NGK spark plug?A: The NGK spark plug features a ninety-eight percent pure copper core for heat dissipation and high-grade alumina silicate ceramic for strength.
Q: How many spark plugs come in a package?A: One spark plug is included per package.
Q: How do I install the NGK spark plug?A: To install the NGK spark plug, ensure the engine is cool, remove the old plug, and screw in the new plug using a spark plug socket.
Q: Is this spark plug suitable for my vehicle?A: Yes, the NGK 4551 spark plug is designed for a wide range of automotive applications; however, verify compatibility with your vehicle's specifications.
Q: Can I use this spark plug for racing?A: Yes, the NGK spark plug is suitable for racing applications due to its reliable performance and heat dissipation properties.
Q: How do I maintain my NGK spark plug?A: To maintain your NGK spark plug, regularly check for wear and replace it as needed to ensure optimal engine performance.
Q: Is the NGK spark plug resistant to corrosion?A: Yes, the spark plug is treated with corrosion-resistant plating for durability and ease of installation.
Q: What should I do if my spark plug gets damaged?A: If your spark plug gets damaged, replace it immediately to prevent engine misfires or further damage.
Q: Does the NGK spark plug come with a warranty?A: Yes, NGK typically offers a warranty on their spark plugs; check the packaging or manufacturer’s website for specific details.
Q: How do I know when to replace my spark plug?A: Replace your spark plug if you notice engine misfires, reduced fuel efficiency, or increased emissions.
Q: Can I use anti-seize on this spark plug?A: No, the NGK spark plug's trivalent plating eliminates the need for anti-seize, ensuring proper installation.
Q: Are NGK spark plugs suitable for high-performance engines?A: Yes, NGK spark plugs are designed to perform well in high-performance engines due to their advanced materials and construction.
Q: Can I clean my NGK spark plug?A: Yes, you can clean your NGK spark plug; however, it is often more effective to replace it rather than clean it.
Q: What is the recommended gap for the NGK spark plug?A: The recommended gap for the NGK 4551 spark plug is typically specified in your vehicle's manual; check for exact measurements.
Q: Where can I purchase NGK spark plugs?A: You can purchase NGK spark plugs at automotive retailers, online marketplaces, or directly from the NGK website.